128257060

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{10163}}^1$

素因数の和:10803

約数の個数: 24

約数和(自身を含む): 269793216

約数和(自身を除く): 141536156

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 2524, 3155, 6310, 10163, 12620, 20326, 40652, 50815, 101630, 203260, 6412853, 12825706, 25651412, 32064265, 64128530, 128257060]

約数ペア:

[(1, 128257060), (2, 64128530), (4, 32064265), (5, 25651412), (10, 12825706), (20, 6412853), (631, 203260), (1262, 101630), (2524, 50815), (3155, 40652), (6310, 20326), (10163, 12620)]