131464160

素因数分解:

$2^5\times 5^1\times {\mathrm{821651}}^1$

素因数の和:821666

約数の個数: 24

約数和(自身を含む): 310584456

約数和(自身を除く): 179120296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 821651, 1643302, 3286604, 4108255, 6573208, 8216510, 13146416, 16433020, 26292832, 32866040, 65732080, 131464160]

約数ペア:

[(1, 131464160), (2, 65732080), (4, 32866040), (5, 26292832), (8, 16433020), (10, 13146416), (16, 8216510), (20, 6573208), (32, 4108255), (40, 3286604), (80, 1643302), (160, 821651)]