635767025

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{1289}}^1$

素因数の和:1589

約数の個数: 24

約数和(自身を含む): 800599800

約数和(自身を除く): 164832775

約数列:

[1, 5, 25, 109, 181, 545, 905, 1289, 2725, 4525, 6445, 19729, 32225, 98645, 140501, 233309, 493225, 702505, 1166545, 3512525, 5832725, 25430681, 127153405, 635767025]

約数ペア:

[(1, 635767025), (5, 127153405), (25, 25430681), (109, 5832725), (181, 3512525), (545, 1166545), (905, 702505), (1289, 493225), (2725, 233309), (4525, 140501), (6445, 98645), (19729, 32225)]