51239110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{30319}}^1$

素因数の和:30352

約数の個数: 24

約数和(自身を含む): 99874080

約数和(自身を除く): 48634970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 30319, 60638, 151595, 303190, 394147, 788294, 1970735, 3941470, 5123911, 10247822, 25619555, 51239110]

約数ペア:

[(1, 51239110), (2, 25619555), (5, 10247822), (10, 5123911), (13, 3941470), (26, 1970735), (65, 788294), (130, 394147), (169, 303190), (338, 151595), (845, 60638), (1690, 30319)]