71404525

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:849

約数の個数: 24

約数和(自身を含む): 92349000

約数和(自身を除く): 20944475

約数列:

[1, 5, 25, 29, 145, 149, 661, 725, 745, 3305, 3725, 4321, 16525, 19169, 21605, 95845, 98489, 108025, 479225, 492445, 2462225, 2856181, 14280905, 71404525]

約数ペア:

[(1, 71404525), (5, 14280905), (25, 2856181), (29, 2462225), (145, 492445), (149, 479225), (661, 108025), (725, 98489), (745, 95845), (3305, 21605), (3725, 19169), (4321, 16525)]