72612080

素因数分解:

$2^4\times 5^1\times {\mathrm{907651}}^1$

素因数の和:907664

約数の個数: 20

約数和(自身を含む): 168823272

約数和(自身を除く): 96211192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 907651, 1815302, 3630604, 4538255, 7261208, 9076510, 14522416, 18153020, 36306040, 72612080]

約数ペア:

[(1, 72612080), (2, 36306040), (4, 18153020), (5, 14522416), (8, 9076510), (10, 7261208), (16, 4538255), (20, 3630604), (40, 1815302), (80, 907651)]