12664160

素因数分解:

$2^5\times 5^1\times {\mathrm{79151}}^1$

素因数の和:79166

約数の個数: 24

約数和(自身を含む): 29919456

約数和(自身を除く): 17255296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 79151, 158302, 316604, 395755, 633208, 791510, 1266416, 1583020, 2532832, 3166040, 6332080, 12664160]

約数ペア:

[(1, 12664160), (2, 6332080), (4, 3166040), (5, 2532832), (8, 1583020), (10, 1266416), (16, 791510), (20, 633208), (32, 395755), (40, 316604), (80, 158302), (160, 79151)]