66525875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{40939}}^1$

素因数の和:40967

約数の個数: 16

約数和(自身を含む): 89412960

約数和(自身を除く): 22887085

約数列:

[1, 5, 13, 25, 65, 125, 325, 1625, 40939, 204695, 532207, 1023475, 2661035, 5117375, 13305175, 66525875]

約数ペア:

[(1, 66525875), (5, 13305175), (13, 5117375), (25, 2661035), (65, 1023475), (125, 532207), (325, 204695), (1625, 40939)]