64559590

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1151}}^1$

素因数の和:1308

約数の個数: 32

約数和(自身を含む): 119439360

約数和(自身を除く): 54879770

約数列:

[1, 2, 5, 10, 71, 79, 142, 158, 355, 395, 710, 790, 1151, 2302, 5609, 5755, 11218, 11510, 28045, 56090, 81721, 90929, 163442, 181858, 408605, 454645, 817210, 909290, 6455959, 12911918, 32279795, 64559590]

約数ペア:

[(1, 64559590), (2, 32279795), (5, 12911918), (10, 6455959), (71, 909290), (79, 817210), (142, 454645), (158, 408605), (355, 181858), (395, 163442), (710, 90929), (790, 81721), (1151, 56090), (2302, 28045), (5609, 11510), (5755, 11218)]