74635025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{449}}^1$

素因数の和:629

約数の個数: 24

約数和(自身を含む): 95139000

約数和(自身を除く): 20503975

約数列:

[1, 5, 25, 61, 109, 305, 449, 545, 1525, 2245, 2725, 6649, 11225, 27389, 33245, 48941, 136945, 166225, 244705, 684725, 1223525, 2985401, 14927005, 74635025]

約数ペア:

[(1, 74635025), (5, 14927005), (25, 2985401), (61, 1223525), (109, 684725), (305, 244705), (449, 166225), (545, 136945), (1525, 48941), (2245, 33245), (2725, 27389), (6649, 11225)]