25920265

素因数分解:

$5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2251}}^1$

素因数の和:2317

約数の個数: 24

約数和(自身を含む): 36968832

約数和(自身を除く): 11048567

約数列:

[1, 5, 7, 35, 47, 49, 235, 245, 329, 1645, 2251, 2303, 11255, 11515, 15757, 78785, 105797, 110299, 528985, 551495, 740579, 3702895, 5184053, 25920265]

約数ペア:

[(1, 25920265), (5, 5184053), (7, 3702895), (35, 740579), (47, 551495), (49, 528985), (235, 110299), (245, 105797), (329, 78785), (1645, 15757), (2251, 11515), (2303, 11255)]