39851825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7213}}^1$

素因数の和:7253

約数の個数: 24

約数和(自身を含む): 56355768

約数和(自身を除く): 16503943

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 7213, 36065, 93769, 122621, 180325, 468845, 613105, 1594073, 2344225, 3065525, 7970365, 39851825]

約数ペア:

[(1, 39851825), (5, 7970365), (13, 3065525), (17, 2344225), (25, 1594073), (65, 613105), (85, 468845), (221, 180325), (325, 122621), (425, 93769), (1105, 36065), (5525, 7213)]