251925340

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{80231}}^1$

素因数の和:80397

約数の個数: 24

約数和(自身を含む): 532419552

約数和(自身を除く): 280494212

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 80231, 160462, 320924, 401155, 802310, 1604620, 12596267, 25192534, 50385068, 62981335, 125962670, 251925340]

約数ペア:

[(1, 251925340), (2, 125962670), (4, 62981335), (5, 50385068), (10, 25192534), (20, 12596267), (157, 1604620), (314, 802310), (628, 401155), (785, 320924), (1570, 160462), (3140, 80231)]