68999060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{265381}}^1$

素因数の和:265403

約数の個数: 24

約数和(自身を含む): 156044616

約数和(自身を除く): 87045556

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 265381, 530762, 1061524, 1326905, 2653810, 3449953, 5307620, 6899906, 13799812, 17249765, 34499530, 68999060]

約数ペア:

[(1, 68999060), (2, 34499530), (4, 17249765), (5, 13799812), (10, 6899906), (13, 5307620), (20, 3449953), (26, 2653810), (52, 1326905), (65, 1061524), (130, 530762), (260, 265381)]