71317850

素因数分解:

$2^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{3557}}^1$

素因数の和:3970

約数の個数: 24

約数和(自身を含む): 133019388

約数和(自身を除く): 61701538

約数列:

[1, 2, 5, 10, 25, 50, 401, 802, 2005, 3557, 4010, 7114, 10025, 17785, 20050, 35570, 88925, 177850, 1426357, 2852714, 7131785, 14263570, 35658925, 71317850]

約数ペア:

[(1, 71317850), (2, 35658925), (5, 14263570), (10, 7131785), (25, 2852714), (50, 1426357), (401, 177850), (802, 88925), (2005, 35570), (3557, 20050), (4010, 17785), (7114, 10025)]