64879525

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 84090600

約数和(自身を除く): 19211075

約数列:

[1, 5, 25, 29, 109, 145, 545, 725, 821, 2725, 3161, 4105, 15805, 20525, 23809, 79025, 89489, 119045, 447445, 595225, 2237225, 2595181, 12975905, 64879525]

約数ペア:

[(1, 64879525), (5, 12975905), (25, 2595181), (29, 2237225), (109, 595225), (145, 447445), (545, 119045), (725, 89489), (821, 79025), (2725, 23809), (3161, 20525), (4105, 15805)]