63931225

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:957

約数の個数: 24

約数和(自身を含む): 82863000

約数和(自身を除く): 18931775

約数列:

[1, 5, 25, 29, 109, 145, 545, 725, 809, 2725, 3161, 4045, 15805, 20225, 23461, 79025, 88181, 117305, 440905, 586525, 2204525, 2557249, 12786245, 63931225]

約数ペア:

[(1, 63931225), (5, 12786245), (25, 2557249), (29, 2204525), (109, 586525), (145, 440905), (545, 117305), (725, 88181), (809, 79025), (2725, 23461), (3161, 20225), (4045, 15805)]