68015240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{54851}}^1$

素因数の和:54893

約数の個数: 32

約数和(自身を含む): 157973760

約数和(自身を除く): 89958520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 54851, 109702, 219404, 274255, 438808, 548510, 1097020, 1700381, 2194040, 3400762, 6801524, 8501905, 13603048, 17003810, 34007620, 68015240]

約数ペア:

[(1, 68015240), (2, 34007620), (4, 17003810), (5, 13603048), (8, 8501905), (10, 6801524), (20, 3400762), (31, 2194040), (40, 1700381), (62, 1097020), (124, 548510), (155, 438808), (248, 274255), (310, 219404), (620, 109702), (1240, 54851)]