77189320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1879}}^1$

素因数の和:1982

約数の個数: 64

約数和(自身を含む): 189504000

約数和(自身を除く): 112314680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 1879, 2054, 3160, 3758, 4108, 5135, 7516, 8216, 9395, 10270, 15032, 18790, 20540, 24427, 37580, 41080, 48854, 75160, 97708, 122135, 148441, 195416, 244270, 296882, 488540, 593764, 742205, 977080, 1187528, 1484410, 1929733, 2968820, 3859466, 5937640, 7718932, 9648665, 15437864, 19297330, 38594660, 77189320]

約数ペア:

[(1, 77189320), (2, 38594660), (4, 19297330), (5, 15437864), (8, 9648665), (10, 7718932), (13, 5937640), (20, 3859466), (26, 2968820), (40, 1929733), (52, 1484410), (65, 1187528), (79, 977080), (104, 742205), (130, 593764), (158, 488540), (260, 296882), (316, 244270), (395, 195416), (520, 148441), (632, 122135), (790, 97708), (1027, 75160), (1580, 48854), (1879, 41080), (2054, 37580), (3160, 24427), (3758, 20540), (4108, 18790), (5135, 15032), (7516, 10270), (8216, 9395)]