82256080

素因数分解:

$2^4\times 5^1\times {\mathrm{1028201}}^1$

素因数の和:1028214

約数の個数: 20

約数和(自身を含む): 191245572

約数和(自身を除く): 108989492

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1028201, 2056402, 4112804, 5141005, 8225608, 10282010, 16451216, 20564020, 41128040, 82256080]

約数ペア:

[(1, 82256080), (2, 41128040), (4, 20564020), (5, 16451216), (8, 10282010), (10, 8225608), (16, 5141005), (20, 4112804), (40, 2056402), (80, 1028201)]