63121825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1163}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 84869568

約数和(自身を除く): 21747743

約数列:

[1, 5, 13, 25, 65, 167, 325, 835, 1163, 2171, 4175, 5815, 10855, 15119, 29075, 54275, 75595, 194221, 377975, 971105, 2524873, 4855525, 12624365, 63121825]

約数ペア:

[(1, 63121825), (5, 12624365), (13, 4855525), (25, 2524873), (65, 971105), (167, 377975), (325, 194221), (835, 75595), (1163, 54275), (2171, 29075), (4175, 15119), (5815, 10855)]