25903475

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{6131}}^1$

素因数の和:6167

約数の個数: 18

約数和(自身を含む): 34786836

約数和(自身を除く): 8883361

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 6131, 30655, 79703, 153275, 398515, 1036139, 1992575, 5180695, 25903475]

約数ペア:

[(1, 25903475), (5, 5180695), (13, 1992575), (25, 1036139), (65, 398515), (169, 153275), (325, 79703), (845, 30655), (4225, 6131)]