25800385

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1657

約数の個数: 24

約数和(自身を含む): 35311680

約数和(自身を除く): 9511295

約数列:

[1, 5, 13, 19, 65, 95, 169, 247, 845, 1235, 1607, 3211, 8035, 16055, 20891, 30533, 104455, 152665, 271583, 396929, 1357915, 1984645, 5160077, 25800385]

約数ペア:

[(1, 25800385), (5, 5160077), (13, 1984645), (19, 1357915), (65, 396929), (95, 271583), (169, 152665), (247, 104455), (845, 30533), (1235, 20891), (1607, 16055), (3211, 8035)]