68910010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31181}}^1$

素因数の和:31218

約数の個数: 32

約数和(自身を含む): 141441552

約数和(自身を除く): 72531542

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 31181, 62362, 155905, 311810, 405353, 530077, 810706, 1060154, 2026765, 2650385, 4053530, 5300770, 6891001, 13782002, 34455005, 68910010]

約数ペア:

[(1, 68910010), (2, 34455005), (5, 13782002), (10, 6891001), (13, 5300770), (17, 4053530), (26, 2650385), (34, 2026765), (65, 1060154), (85, 810706), (130, 530077), (170, 405353), (221, 311810), (442, 155905), (1105, 62362), (2210, 31181)]