81126760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1091}}^1$

素因数の和:1139

約数の個数: 96

約数和(自身を含む): 215822880

約数和(自身を除く): 134696120

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 169, 220, 260, 286, 338, 440, 520, 572, 676, 715, 845, 1091, 1144, 1352, 1430, 1690, 1859, 2182, 2860, 3380, 3718, 4364, 5455, 5720, 6760, 7436, 8728, 9295, 10910, 12001, 14183, 14872, 18590, 21820, 24002, 28366, 37180, 43640, 48004, 56732, 60005, 70915, 74360, 96008, 113464, 120010, 141830, 156013, 184379, 240020, 283660, 312026, 368758, 480040, 567320, 624052, 737516, 780065, 921895, 1248104, 1475032, 1560130, 1843790, 2028169, 3120260, 3687580, 4056338, 6240520, 7375160, 8112676, 10140845, 16225352, 20281690, 40563380, 81126760]

約数ペア:

[(1, 81126760), (2, 40563380), (4, 20281690), (5, 16225352), (8, 10140845), (10, 8112676), (11, 7375160), (13, 6240520), (20, 4056338), (22, 3687580), (26, 3120260), (40, 2028169), (44, 1843790), (52, 1560130), (55, 1475032), (65, 1248104), (88, 921895), (104, 780065), (110, 737516), (130, 624052), (143, 567320), (169, 480040), (220, 368758), (260, 312026), (286, 283660), (338, 240020), (440, 184379), (520, 156013), (572, 141830), (676, 120010), (715, 113464), (845, 96008), (1091, 74360), (1144, 70915), (1352, 60005), (1430, 56732), (1690, 48004), (1859, 43640), (2182, 37180), (2860, 28366), (3380, 24002), (3718, 21820), (4364, 18590), (5455, 14872), (5720, 14183), (6760, 12001), (7436, 10910), (8728, 9295)]