25681630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197551}}^1$

素因数の和:197571

約数の個数: 16

約数和(自身を含む): 49783104

約数和(自身を除く): 24101474

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197551, 395102, 987755, 1975510, 2568163, 5136326, 12840815, 25681630]

約数ペア:

[(1, 25681630), (2, 12840815), (5, 5136326), (10, 2568163), (13, 1975510), (26, 987755), (65, 395102), (130, 197551)]