641570253670

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{2290259}}^1$

素因数の和:2290632

約数の個数: 32

約数和(自身を含む): 1169956418400

約数和(自身を除く): 528386164730

約数列:

[1, 2, 5, 10, 109, 218, 257, 514, 545, 1090, 1285, 2570, 28013, 56026, 140065, 280130, 2290259, 4580518, 11451295, 22902590, 249638231, 499276462, 588596563, 1177193126, 1248191155, 2496382310, 2942982815, 5885965630, 64157025367, 128314050734, 320785126835, 641570253670]

約数ペア:

[(1, 641570253670), (2, 320785126835), (5, 128314050734), (10, 64157025367), (109, 5885965630), (218, 2942982815), (257, 2496382310), (514, 1248191155), (545, 1177193126), (1090, 588596563), (1285, 499276462), (2570, 249638231), (28013, 22902590), (56026, 11451295), (140065, 4580518), (280130, 2290259)]