64713340

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{9013}}^1$

素因数の和:9381

約数の個数: 24

約数和(自身を含む): 136291680

約数和(自身を除く): 71578340

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 7180, 9013, 18026, 36052, 45065, 90130, 180260, 3235667, 6471334, 12942668, 16178335, 32356670, 64713340]

約数ペア:

[(1, 64713340), (2, 32356670), (4, 16178335), (5, 12942668), (10, 6471334), (20, 3235667), (359, 180260), (718, 90130), (1436, 45065), (1795, 36052), (3590, 18026), (7180, 9013)]