125308220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{79309}}^1$

素因数の和:79397

約数の個数: 24

約数和(自身を含む): 266481600

約数和(自身を除く): 141173380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 79309, 158618, 317236, 396545, 793090, 1586180, 6265411, 12530822, 25061644, 31327055, 62654110, 125308220]

約数ペア:

[(1, 125308220), (2, 62654110), (4, 31327055), (5, 25061644), (10, 12530822), (20, 6265411), (79, 1586180), (158, 793090), (316, 396545), (395, 317236), (790, 158618), (1580, 79309)]