168317180

素因数分解:

$2^2\times 5^1\times {\mathrm{1607}}^1\times {\mathrm{5237}}^1$

素因数の和:6853

約数の個数: 24

約数和(自身を含む): 353753568

約数和(自身を除く): 185436388

約数列:

[1, 2, 4, 5, 10, 20, 1607, 3214, 5237, 6428, 8035, 10474, 16070, 20948, 26185, 32140, 52370, 104740, 8415859, 16831718, 33663436, 42079295, 84158590, 168317180]

約数ペア:

[(1, 168317180), (2, 84158590), (4, 42079295), (5, 33663436), (10, 16831718), (20, 8415859), (1607, 104740), (3214, 52370), (5237, 32140), (6428, 26185), (8035, 20948), (10474, 16070)]