25884365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20959}}^1$

素因数の和:20996

約数の個数: 16

約数和(自身を含む): 35212800

約数和(自身を除く): 9328435

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 20959, 104795, 272467, 398221, 1362335, 1991105, 5176873, 25884365]

約数ペア:

[(1, 25884365), (5, 5176873), (13, 1991105), (19, 1362335), (65, 398221), (95, 272467), (247, 104795), (1235, 20959)]