68313340

素因数分解:

$2^2\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{2713}}^1$

素因数の和:3981

約数の個数: 24

約数和(自身を含む): 143624880

約数和(自身を除く): 75311540

約数列:

[1, 2, 4, 5, 10, 20, 1259, 2518, 2713, 5036, 5426, 6295, 10852, 12590, 13565, 25180, 27130, 54260, 3415667, 6831334, 13662668, 17078335, 34156670, 68313340]

約数ペア:

[(1, 68313340), (2, 34156670), (4, 17078335), (5, 13662668), (10, 6831334), (20, 3415667), (1259, 54260), (2518, 27130), (2713, 25180), (5036, 13565), (5426, 12590), (6295, 10852)]