25643605

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{1637}}^1$

素因数の和:1896

約数の個数: 16

約数和(自身を含む): 33297264

約数和(自身を除く): 7653659

約数列:

[1, 5, 13, 65, 241, 1205, 1637, 3133, 8185, 15665, 21281, 106405, 394517, 1972585, 5128721, 25643605]

約数ペア:

[(1, 25643605), (5, 5128721), (13, 1972585), (65, 394517), (241, 106405), (1205, 21281), (1637, 15665), (3133, 8185)]