68706040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3571}}^1$

素因数の和:3632

約数の個数: 64

約数和(自身を含む): 171027360

約数和(自身を除く): 102321320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3571, 3848, 4810, 7142, 9620, 14284, 17855, 19240, 28568, 35710, 46423, 71420, 92846, 132127, 142840, 185692, 232115, 264254, 371384, 464230, 528508, 660635, 928460, 1057016, 1321270, 1717651, 1856920, 2642540, 3435302, 5285080, 6870604, 8588255, 13741208, 17176510, 34353020, 68706040]

約数ペア:

[(1, 68706040), (2, 34353020), (4, 17176510), (5, 13741208), (8, 8588255), (10, 6870604), (13, 5285080), (20, 3435302), (26, 2642540), (37, 1856920), (40, 1717651), (52, 1321270), (65, 1057016), (74, 928460), (104, 660635), (130, 528508), (148, 464230), (185, 371384), (260, 264254), (296, 232115), (370, 185692), (481, 142840), (520, 132127), (740, 92846), (962, 71420), (1480, 46423), (1924, 35710), (2405, 28568), (3571, 19240), (3848, 17855), (4810, 14284), (7142, 9620)]