207835025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3221}}^1$

素因数の和:3349

約数の個数: 24

約数和(自身を含む): 269681400

約数和(自身を除く): 61846375

約数列:

[1, 5, 25, 29, 89, 145, 445, 725, 2225, 2581, 3221, 12905, 16105, 64525, 80525, 93409, 286669, 467045, 1433345, 2335225, 7166725, 8313401, 41567005, 207835025]

約数ペア:

[(1, 207835025), (5, 41567005), (25, 8313401), (29, 7166725), (89, 2335225), (145, 1433345), (445, 467045), (725, 286669), (2225, 93409), (2581, 80525), (3221, 64525), (12905, 16105)]