tables

0:

\frac{5^{0} - 1}{4}

0

1:

\frac{5^{1} - 1}{4}

1

2:

\frac{5^{2} - 1}{4}

2 × 3

3:

\frac{5^{3} - 1}{4}

31

4:

\frac{5^{4} - 1}{4}

2² × 3 × 13

5:

\frac{5^{5} - 1}{4}

11 × 71

6:

\frac{5^{6} - 1}{4}

2 × 3² × 7 × 31

7:

\frac{5^{7} - 1}{4}

19531

8:

\frac{5^{8} - 1}{4}

2³ × 3 × 13 × 313

9:

\frac{5^{9} - 1}{4}

19 × 31 × 829

10:

\frac{5^{10} - 1}{4}

2 × 3 × 11 × 71 × 521

11:

\frac{5^{11} - 1}{4}

12207031

12:

\frac{5^{12} - 1}{4}

2² × 3² × 7 × 13 × 31 × 601

13:

\frac{5^{13} - 1}{4}

305175781

14:

\frac{5^{14} - 1}{4}

2 × 3 × 29 × 449 × 19531

15:

\frac{5^{15} - 1}{4}

11 × 31 × 71 × 181 × 1741

16:

\frac{5^{16} - 1}{4}

2⁴ × 3 × 13 × 17 × 313 × 11489

17:

\frac{5^{17} - 1}{4}

409 × 466344409

18:

\frac{5^{18} - 1}{4}

2 × 3³ × 7 × 19 × 31 × 829 × 5167

19:

\frac{5^{19} - 1}{4}

191 × 6271 × 3981071

20:

\frac{5^{20} - 1}{4}

2² × 3 × 11 × 13 × 41 × 71 × 521 × 9161

21:

\frac{5^{21} - 1}{4}

31 × 379 × 19531 × 519499

22:

\frac{5^{22} - 1}{4}

2 × 3 × 23 × 67 × 5281 × 12207031

23:

\frac{5^{23} - 1}{4}

8971 × 332207361361_<12>

24:

\frac{5^{24} - 1}{4}

2³ × 3² × 7 × 13 × 31 × 313 × 601 × 390001

25:

\frac{5^{25} - 1}{4}

11 × 71 × 101 × 251 × 401 × 9384251

26:

\frac{5^{26} - 1}{4}

2 × 3 × 5227 × 38923 × 305175781

27:

\frac{5^{27} - 1}{4}

19 × 31 × 109 × 271 × 829 × 4159 × 31051

28:

\frac{5^{28} - 1}{4}

2² × 3 × 13 × 29 × 449 × 19531 × 234750601

29:

\frac{5^{29} - 1}{4}

59 × 35671 × 22125996444329_<14>

30:

\frac{5^{30} - 1}{4}

2 × 3² × 7 × 11 × 31 × 61 × 71 × 181 × 521 × 1741 × 7621

31:

\frac{5^{31} - 1}{4}

1861 × 625552508473588471_<18>

32:

\frac{5^{32} - 1}{4}

2⁵ × 3 × 13 × 17 × 313 × 2593 × 11489 × 29423041

33:

\frac{5^{33} - 1}{4}

31 × 199 × 12207031 × 386478495679_<12>

34:

\frac{5^{34} - 1}{4}

2 × 3 × 409 × 3061 × 41540861 × 466344409

35:

\frac{5^{35} - 1}{4}

11 × 71 × 211 × 631 × 4201 × 19531 × 85280581

36:

\frac{5^{36} - 1}{4}

2² × 3³ × 7 × 13 × 19 × 31 × 37 × 601 × 829 × 5167 × 6597973

37:

\frac{5^{37} - 1}{4}

149 × 13971969971_<11> × 8737481256739_<13>

38:

\frac{5^{38} - 1}{4}

2 × 3 × 191 × 761 × 6271 × 19609 × 213029 × 3981071

39:

\frac{5^{39} - 1}{4}

31 × 79 × 305175781 × 608459012088799_<15>

40:

\frac{5^{40} - 1}{4}

2³ × 3 × 11 × 13 × 41 × 71 × 241 × 313 × 521 × 9161 × 632133361

41:

\frac{5^{41} - 1}{4}

2238236249 × 5079304643216687969_<19>

42:

\frac{5^{42} - 1}{4}

2 × 3² × 7² × 29 × 31 × 43 × 127 × 379 × 449 × 7603 × 19531 × 519499

43:

\frac{5^{43} - 1}{4}

1644512641 × 172827552198815888791_<21>

44:

\frac{5^{44} - 1}{4}

2² × 3 × 13 × 23 × 67 × 89 × 5281 × 12207031 × 1030330938209_<13>

45:

\frac{5^{45} - 1}{4}

11 × 19 × 31 × 71 × 181 × 829 × 1171 × 1741 × 169831 × 297315901

46:

\frac{5^{46} - 1}{4}

2 × 3 × 47 × 8971 × 332207361361_<12> × 42272797713043_<14>

47:

\frac{5^{47} - 1}{4}

177635683940025046467781066894531_<33>

48:

\frac{5^{48} - 1}{4}

2⁴ × 3² × 7 × 13 × 17 × 31 × 313 × 601 × 11489 × 390001 × 152587500001_<12>

49:

\frac{5^{49} - 1}{4}

19531 × 227376585863531112677002031251_<30>

50:

\frac{5^{50} - 1}{4}

2 × 3 × 11 × 71 × 101 × 251 × 401 × 521 × 1901 × 9384251 × 50150933101_<11>

51:

\frac{5^{51} - 1}{4}

31 × 409 × 90271 × 317731 × 466344409 × 654652168021_<12>

52:

\frac{5^{52} - 1}{4}

2² × 3 × 13² × 53 × 5227 × 38923 × 305175781 × 83181652304609_<14>

53:

\frac{5^{53} - 1}{4}

5960555749_<10> × 17154094481_<11> × 27145365052629449_<17>

54:

\frac{5^{54} - 1}{4}

2 × 3⁴ × 7 × 19 × 31 × 109 × 163 × 271 × 487 × 829 × 4159 × 5167 × 31051 × 16018507

55:

\frac{5^{55} - 1}{4}

11² × 71 × 103511 × 511831 × 12207031 × 65628751 × 190295821

56:

\frac{5^{56} - 1}{4}

2³ × 3 × 13 × 29 × 313 × 449 × 19531 × 234750601 × 59509429687890001_<17>

57:

\frac{5^{57} - 1}{4}

31 × 191 × 6271 × 3981071 × 11735415506748076408140121_<26>

58:

\frac{5^{58} - 1}{4}

2 × 3 × 59 × 35671 × 5096867 × 6090817323763_<13> × 22125996444329_<14>

59:

\frac{5^{59} - 1}{4}

21180247636732981_<17> × 2047572230657338751575051_<25>

60:

\frac{5^{60} - 1}{4}

2² × 3² × 7 × 11 × 13 × 31 × 41 × 61 × 71 × 181 × 521 × 601 × 1741 × 2281 × 7621 × 9161 × 69566521

61:

\frac{5^{61} - 1}{4}

8419 × 918585913061_<12> × 140194179307171898833699259_<27>

62:

\frac{5^{62} - 1}{4}

2 × 3 × 1303 × 1861 × 21207101 × 28086211607_<11> × 625552508473588471_<18>

63:

\frac{5^{63} - 1}{4}

19 × 31 × 379 × 829 × 19531 × 280729 × 519499 × 2161279 × 23792163643711_<14>

64:

\frac{5^{64} - 1}{4}

2⁶ × 3 × 13 × 17 × 313 × 641 × 2593 × 11489 × 29423041 × 75068993 × 241931001601_<12>

65:

\frac{5^{65} - 1}{4}

11 × 71 × 131 × 305175781 × 1034150930241911_<16> × 20986207825565581_<17>

66:

\frac{5^{66} - 1}{4}

2 × 3² × 7 × 23 × 31 × 67 × 199 × 5281 × 595123 × 12207031 × 190771747 × 386478495679_<12>

67:

\frac{5^{67} - 1}{4}

269 × 1609 × 26399 × 2454335007529_<13> × 604088623657497125653141_<24>

68:

\frac{5^{68} - 1}{4}

2² × 3 × 13 × 409 × 1973 × 3061 × 20129 × 45289 × 41540861 × 466344409 × 12447002677_<11>

69:

\frac{5^{69} - 1}{4}

31 × 139 × 6211 × 8971 × 332207361361_<12> × 598761682261_<12> × 8868050880709_<13>

70:

\frac{5^{70} - 1}{4}

2 × 3 × 11 × 29 × 71 × 211 × 449 × 521 × 631 × 4201 × 19531 × 15216601 × 85280581 × 4698932281_<10>

71:

\frac{5^{71} - 1}{4}

569 × 18607929421228039083223253529869111644362732899_<47>

72:

\frac{5^{72} - 1}{4}

2³ × 3³ × 7 × 13 × 19 × 31 × 37 × 73 × 313 × 601 × 829 × 5167 × 390001 × 543097 × 6597973 × 1503418321

73:

\frac{5^{73} - 1}{4}

4853479 × 5729041 × 9519524151770349914726200576714027279_<37>

74:

\frac{5^{74} - 1}{4}

2 × 3 × 149 × 9103 × 29010221 × 13971969971_<11> × 8737481256739_<13> × 45920153384867_<14>

75:

\frac{5^{75} - 1}{4}

11 × 31 × 71 × 101 × 151 × 181 × 251 × 401 × 1741 × 3301 × 1989151 × 9384251 × 49892851 × 183794551

76:

\frac{5^{76} - 1}{4}

2² × 3 × 13 × 191 × 761 × 6271 × 19609 × 213029 × 3981071 × 4885168129_<10> × 2864226125209369_<16>

77:

\frac{5^{77} - 1}{4}

19531 × 12207031 × 527093491 × 8090594434231_<13> × 162715052426691233701_<21>

78:

\frac{5^{78} - 1}{4}

2 × 3² × 7 × 31 × 79 × 3121 × 5227 × 38923 × 305175781 × 22735632934561_<14> × 608459012088799_<15>

79:

\frac{5^{79} - 1}{4}

205367807127911_<15> × 58523123221688392679_<20> × 344120456368919234899_<21>

80:

\frac{5^{80} - 1}{4}

2⁴ × 3 × 11 × 13 × 17 × 41 × 71 × 241 × 313 × 521 × 9161 × 11489 × 25601 × 632133361 × 909456847814334401_<18>

81:

\frac{5^{81} - 1}{4}

19 × 31 × 109 × 271 × 829 × 4159 × 4861 × 31051 × 11419697846380955982026777206637491_<35>

82:

\frac{5^{82} - 1}{4}

2 × 3 × 83 × 43543 × 221401 × 2238236249 × 9472026608675509_<16> × 5079304643216687969_<19>

83:

\frac{5^{83} - 1}{4}

20515111 × 1431185706701868962383741_<25> × 88040095945103834627376781_<26>

84:

\frac{5^{84} - 1}{4}

2² × 3² × 7² × 13 × 29 × 31 × 43 × 127 × 379 × 449 × 601 × 2521 × 7603 × 19531 × 519499 × 234750601 × 24587411156281_<14>

85:

\frac{5^{85} - 1}{4}

11 × 71 × 409 × 1531 × 466344409 × 34563155350221618511_<20> × 8198241112969626815581_<22>

86:

\frac{5^{86} - 1}{4}

2 × 3 × 1549 × 9547 × 1644512641 × 7866608083_<10> × 1628744948329_<13> × 172827552198815888791_<21>

87:

\frac{5^{87} - 1}{4}

31 × 59 × 5569 × 6961 × 35671 × 22125996444329_<14> × 28870194250662203210437116612769_<32>

88:

\frac{5^{88} - 1}{4}

2³ × 3 × 13 × 23 × 67 × 89 × 313 × 5281 × 12207031 × 1030330938209_<13> × 9080418348371887359375390001_<28>

89:

\frac{5^{89} - 1}{4}

179 × 9807089 × 14597959 × 834019001 × 8157179360521_<13> × 231669654363683130095909_<24>

90:

\frac{5^{90} - 1}{4}

2 × 3³ × 7 × 11 × 19 × 31 × 61 × 71 × 181 × 521 × 829 × 1171 × 1741 × 5167 × 7621 × 169831 × 297315901 × 60081451169922001_<17>

91:

\frac{5^{91} - 1}{4}

19531 × 305175781 × 9680647790568589086355559_<25> × 17499733663152976533452519_<26>

92:

\frac{5^{92} - 1}{4}

2² × 3 × 13 × 47 × 8971 × 332207361361_<12> × 42272797713043_<14> × 5465713352000770660547109750601_<31>

93:

\frac{5^{93} - 1}{4}

31² × 1861 × 148429 × 878851 × 625552508473588471_<18> × 172974812463239310024750410929_<30>

94:

\frac{5^{94} - 1}{4}

2 × 3 × 2069 × 15888756269_<11> × 3602372010909260861_<19> × 177635683940025046467781066894531_<33>

95:

\frac{5^{95} - 1}{4}

11 × 71 × 191 × 2851 × 6271 × 3981071 × 4113691 × 1245576402371959291_<19> × 11600321878916922053491_<23>

96:

\frac{5^{96} - 1}{4}

2⁵ × 3² × 7 × 13 × 17 × 31 × 97 × 313 × 601 × 2593 × 11489 × 390001 × 29423041 × 152587500001_<12> × 240031591394168814433_<21>

97:

\frac{5^{97} - 1}{4}

389 × 264811 × 153159805660301568024613754993807288151489686913246436306439_<60>

98:

\frac{5^{98} - 1}{4}

2 × 3 × 29 × 449 × 19531 × 49105547 × 1866013003 × 2481357870461_<13> × 227376585863531112677002031251_<30>

99:

\frac{5^{99} - 1}{4}

19 × 31 × 199 × 829 × 143551 × 1731511 × 12207031 × 386478495679_<12> × 22542470482159_<14> × 153560376376050799_<18>

Base 5 Repunits

Table

0:	$\frac{5^{0} - 1}{4}$	0
1:	$\frac{5^{1} - 1}{4}$	1
2:	$\frac{5^{2} - 1}{4}$	2 × 3
3:	$\frac{5^{3} - 1}{4}$	31
4:	$\frac{5^{4} - 1}{4}$	2² × 3 × 13
5:	$\frac{5^{5} - 1}{4}$	11 × 71
6:	$\frac{5^{6} - 1}{4}$	2 × 3² × 7 × 31
7:	$\frac{5^{7} - 1}{4}$	19531
8:	$\frac{5^{8} - 1}{4}$	2³ × 3 × 13 × 313
9:	$\frac{5^{9} - 1}{4}$	19 × 31 × 829
10:	$\frac{5^{10} - 1}{4}$	2 × 3 × 11 × 71 × 521
11:	$\frac{5^{11} - 1}{4}$	12207031
12:	$\frac{5^{12} - 1}{4}$	2² × 3² × 7 × 13 × 31 × 601
13:	$\frac{5^{13} - 1}{4}$	305175781
14:	$\frac{5^{14} - 1}{4}$	2 × 3 × 29 × 449 × 19531
15:	$\frac{5^{15} - 1}{4}$	11 × 31 × 71 × 181 × 1741
16:	$\frac{5^{16} - 1}{4}$	2⁴ × 3 × 13 × 17 × 313 × 11489
17:	$\frac{5^{17} - 1}{4}$	409 × 466344409
18:	$\frac{5^{18} - 1}{4}$	2 × 3³ × 7 × 19 × 31 × 829 × 5167
19:	$\frac{5^{19} - 1}{4}$	191 × 6271 × 3981071
20:	$\frac{5^{20} - 1}{4}$	2² × 3 × 11 × 13 × 41 × 71 × 521 × 9161
21:	$\frac{5^{21} - 1}{4}$	31 × 379 × 19531 × 519499
22:	$\frac{5^{22} - 1}{4}$	2 × 3 × 23 × 67 × 5281 × 12207031
23:	$\frac{5^{23} - 1}{4}$	8971 × 332207361361_<12>
24:	$\frac{5^{24} - 1}{4}$	2³ × 3² × 7 × 13 × 31 × 313 × 601 × 390001
25:	$\frac{5^{25} - 1}{4}$	11 × 71 × 101 × 251 × 401 × 9384251
26:	$\frac{5^{26} - 1}{4}$	2 × 3 × 5227 × 38923 × 305175781
27:	$\frac{5^{27} - 1}{4}$	19 × 31 × 109 × 271 × 829 × 4159 × 31051
28:	$\frac{5^{28} - 1}{4}$	2² × 3 × 13 × 29 × 449 × 19531 × 234750601
29:	$\frac{5^{29} - 1}{4}$	59 × 35671 × 22125996444329_<14>
30:	$\frac{5^{30} - 1}{4}$	2 × 3² × 7 × 11 × 31 × 61 × 71 × 181 × 521 × 1741 × 7621
31:	$\frac{5^{31} - 1}{4}$	1861 × 625552508473588471_<18>
32:	$\frac{5^{32} - 1}{4}$	2⁵ × 3 × 13 × 17 × 313 × 2593 × 11489 × 29423041
33:	$\frac{5^{33} - 1}{4}$	31 × 199 × 12207031 × 386478495679_<12>
34:	$\frac{5^{34} - 1}{4}$	2 × 3 × 409 × 3061 × 41540861 × 466344409
35:	$\frac{5^{35} - 1}{4}$	11 × 71 × 211 × 631 × 4201 × 19531 × 85280581
36:	$\frac{5^{36} - 1}{4}$	2² × 3³ × 7 × 13 × 19 × 31 × 37 × 601 × 829 × 5167 × 6597973
37:	$\frac{5^{37} - 1}{4}$	149 × 13971969971_<11> × 8737481256739_<13>
38:	$\frac{5^{38} - 1}{4}$	2 × 3 × 191 × 761 × 6271 × 19609 × 213029 × 3981071
39:	$\frac{5^{39} - 1}{4}$	31 × 79 × 305175781 × 608459012088799_<15>
40:	$\frac{5^{40} - 1}{4}$	2³ × 3 × 11 × 13 × 41 × 71 × 241 × 313 × 521 × 9161 × 632133361
41:	$\frac{5^{41} - 1}{4}$	2238236249 × 5079304643216687969_<19>
42:	$\frac{5^{42} - 1}{4}$	2 × 3² × 7² × 29 × 31 × 43 × 127 × 379 × 449 × 7603 × 19531 × 519499
43:	$\frac{5^{43} - 1}{4}$	1644512641 × 172827552198815888791_<21>
44:	$\frac{5^{44} - 1}{4}$	2² × 3 × 13 × 23 × 67 × 89 × 5281 × 12207031 × 1030330938209_<13>
45:	$\frac{5^{45} - 1}{4}$	11 × 19 × 31 × 71 × 181 × 829 × 1171 × 1741 × 169831 × 297315901
46:	$\frac{5^{46} - 1}{4}$	2 × 3 × 47 × 8971 × 332207361361_<12> × 42272797713043_<14>
47:	$\frac{5^{47} - 1}{4}$	177635683940025046467781066894531_<33>
48:	$\frac{5^{48} - 1}{4}$	2⁴ × 3² × 7 × 13 × 17 × 31 × 313 × 601 × 11489 × 390001 × 152587500001_<12>
49:	$\frac{5^{49} - 1}{4}$	19531 × 227376585863531112677002031251_<30>
50:	$\frac{5^{50} - 1}{4}$	2 × 3 × 11 × 71 × 101 × 251 × 401 × 521 × 1901 × 9384251 × 50150933101_<11>
51:	$\frac{5^{51} - 1}{4}$	31 × 409 × 90271 × 317731 × 466344409 × 654652168021_<12>
52:	$\frac{5^{52} - 1}{4}$	2² × 3 × 13² × 53 × 5227 × 38923 × 305175781 × 83181652304609_<14>
53:	$\frac{5^{53} - 1}{4}$	5960555749_<10> × 17154094481_<11> × 27145365052629449_<17>
54:	$\frac{5^{54} - 1}{4}$	2 × 3⁴ × 7 × 19 × 31 × 109 × 163 × 271 × 487 × 829 × 4159 × 5167 × 31051 × 16018507
55:	$\frac{5^{55} - 1}{4}$	11² × 71 × 103511 × 511831 × 12207031 × 65628751 × 190295821
56:	$\frac{5^{56} - 1}{4}$	2³ × 3 × 13 × 29 × 313 × 449 × 19531 × 234750601 × 59509429687890001_<17>
57:	$\frac{5^{57} - 1}{4}$	31 × 191 × 6271 × 3981071 × 11735415506748076408140121_<26>
58:	$\frac{5^{58} - 1}{4}$	2 × 3 × 59 × 35671 × 5096867 × 6090817323763_<13> × 22125996444329_<14>
59:	$\frac{5^{59} - 1}{4}$	21180247636732981_<17> × 2047572230657338751575051_<25>
60:	$\frac{5^{60} - 1}{4}$	2² × 3² × 7 × 11 × 13 × 31 × 41 × 61 × 71 × 181 × 521 × 601 × 1741 × 2281 × 7621 × 9161 × 69566521
61:	$\frac{5^{61} - 1}{4}$	8419 × 918585913061_<12> × 140194179307171898833699259_<27>
62:	$\frac{5^{62} - 1}{4}$	2 × 3 × 1303 × 1861 × 21207101 × 28086211607_<11> × 625552508473588471_<18>
63:	$\frac{5^{63} - 1}{4}$	19 × 31 × 379 × 829 × 19531 × 280729 × 519499 × 2161279 × 23792163643711_<14>
64:	$\frac{5^{64} - 1}{4}$	2⁶ × 3 × 13 × 17 × 313 × 641 × 2593 × 11489 × 29423041 × 75068993 × 241931001601_<12>
65:	$\frac{5^{65} - 1}{4}$	11 × 71 × 131 × 305175781 × 1034150930241911_<16> × 20986207825565581_<17>
66:	$\frac{5^{66} - 1}{4}$	2 × 3² × 7 × 23 × 31 × 67 × 199 × 5281 × 595123 × 12207031 × 190771747 × 386478495679_<12>
67:	$\frac{5^{67} - 1}{4}$	269 × 1609 × 26399 × 2454335007529_<13> × 604088623657497125653141_<24>
68:	$\frac{5^{68} - 1}{4}$	2² × 3 × 13 × 409 × 1973 × 3061 × 20129 × 45289 × 41540861 × 466344409 × 12447002677_<11>
69:	$\frac{5^{69} - 1}{4}$	31 × 139 × 6211 × 8971 × 332207361361_<12> × 598761682261_<12> × 8868050880709_<13>
70:	$\frac{5^{70} - 1}{4}$	2 × 3 × 11 × 29 × 71 × 211 × 449 × 521 × 631 × 4201 × 19531 × 15216601 × 85280581 × 4698932281_<10>
71:	$\frac{5^{71} - 1}{4}$	569 × 18607929421228039083223253529869111644362732899_<47>
72:	$\frac{5^{72} - 1}{4}$	2³ × 3³ × 7 × 13 × 19 × 31 × 37 × 73 × 313 × 601 × 829 × 5167 × 390001 × 543097 × 6597973 × 1503418321
73:	$\frac{5^{73} - 1}{4}$	4853479 × 5729041 × 9519524151770349914726200576714027279_<37>
74:	$\frac{5^{74} - 1}{4}$	2 × 3 × 149 × 9103 × 29010221 × 13971969971_<11> × 8737481256739_<13> × 45920153384867_<14>
75:	$\frac{5^{75} - 1}{4}$	11 × 31 × 71 × 101 × 151 × 181 × 251 × 401 × 1741 × 3301 × 1989151 × 9384251 × 49892851 × 183794551
76:	$\frac{5^{76} - 1}{4}$	2² × 3 × 13 × 191 × 761 × 6271 × 19609 × 213029 × 3981071 × 4885168129_<10> × 2864226125209369_<16>
77:	$\frac{5^{77} - 1}{4}$	19531 × 12207031 × 527093491 × 8090594434231_<13> × 162715052426691233701_<21>
78:	$\frac{5^{78} - 1}{4}$	2 × 3² × 7 × 31 × 79 × 3121 × 5227 × 38923 × 305175781 × 22735632934561_<14> × 608459012088799_<15>
79:	$\frac{5^{79} - 1}{4}$	205367807127911_<15> × 58523123221688392679_<20> × 344120456368919234899_<21>
80:	$\frac{5^{80} - 1}{4}$	2⁴ × 3 × 11 × 13 × 17 × 41 × 71 × 241 × 313 × 521 × 9161 × 11489 × 25601 × 632133361 × 909456847814334401_<18>
81:	$\frac{5^{81} - 1}{4}$	19 × 31 × 109 × 271 × 829 × 4159 × 4861 × 31051 × 11419697846380955982026777206637491_<35>
82:	$\frac{5^{82} - 1}{4}$	2 × 3 × 83 × 43543 × 221401 × 2238236249 × 9472026608675509_<16> × 5079304643216687969_<19>
83:	$\frac{5^{83} - 1}{4}$	20515111 × 1431185706701868962383741_<25> × 88040095945103834627376781_<26>
84:	$\frac{5^{84} - 1}{4}$	2² × 3² × 7² × 13 × 29 × 31 × 43 × 127 × 379 × 449 × 601 × 2521 × 7603 × 19531 × 519499 × 234750601 × 24587411156281_<14>
85:	$\frac{5^{85} - 1}{4}$	11 × 71 × 409 × 1531 × 466344409 × 34563155350221618511_<20> × 8198241112969626815581_<22>
86:	$\frac{5^{86} - 1}{4}$	2 × 3 × 1549 × 9547 × 1644512641 × 7866608083_<10> × 1628744948329_<13> × 172827552198815888791_<21>
87:	$\frac{5^{87} - 1}{4}$	31 × 59 × 5569 × 6961 × 35671 × 22125996444329_<14> × 28870194250662203210437116612769_<32>
88:	$\frac{5^{88} - 1}{4}$	2³ × 3 × 13 × 23 × 67 × 89 × 313 × 5281 × 12207031 × 1030330938209_<13> × 9080418348371887359375390001_<28>
89:	$\frac{5^{89} - 1}{4}$	179 × 9807089 × 14597959 × 834019001 × 8157179360521_<13> × 231669654363683130095909_<24>
90:	$\frac{5^{90} - 1}{4}$	2 × 3³ × 7 × 11 × 19 × 31 × 61 × 71 × 181 × 521 × 829 × 1171 × 1741 × 5167 × 7621 × 169831 × 297315901 × 60081451169922001_<17>
91:	$\frac{5^{91} - 1}{4}$	19531 × 305175781 × 9680647790568589086355559_<25> × 17499733663152976533452519_<26>
92:	$\frac{5^{92} - 1}{4}$	2² × 3 × 13 × 47 × 8971 × 332207361361_<12> × 42272797713043_<14> × 5465713352000770660547109750601_<31>
93:	$\frac{5^{93} - 1}{4}$	31² × 1861 × 148429 × 878851 × 625552508473588471_<18> × 172974812463239310024750410929_<30>
94:	$\frac{5^{94} - 1}{4}$	2 × 3 × 2069 × 15888756269_<11> × 3602372010909260861_<19> × 177635683940025046467781066894531_<33>
95:	$\frac{5^{95} - 1}{4}$	11 × 71 × 191 × 2851 × 6271 × 3981071 × 4113691 × 1245576402371959291_<19> × 11600321878916922053491_<23>
96:	$\frac{5^{96} - 1}{4}$	2⁵ × 3² × 7 × 13 × 17 × 31 × 97 × 313 × 601 × 2593 × 11489 × 390001 × 29423041 × 152587500001_<12> × 240031591394168814433_<21>
97:	$\frac{5^{97} - 1}{4}$	389 × 264811 × 153159805660301568024613754993807288151489686913246436306439_<60>
98:	$\frac{5^{98} - 1}{4}$	2 × 3 × 29 × 449 × 19531 × 49105547 × 1866013003 × 2481357870461_<13> × 227376585863531112677002031251_<30>
99:	$\frac{5^{99} - 1}{4}$	19 × 31 × 199 × 829 × 143551 × 1731511 × 12207031 × 386478495679_<12> × 22542470482159_<14> × 153560376376050799_<18>