90877540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349529}}^1$

素因数の和:349551

約数の個数: 24

約数和(自身を含む): 205523640

約数和(自身を除く): 114646100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 349529, 699058, 1398116, 1747645, 3495290, 4543877, 6990580, 9087754, 18175508, 22719385, 45438770, 90877540]

約数ペア:

[(1, 90877540), (2, 45438770), (4, 22719385), (5, 18175508), (10, 9087754), (13, 6990580), (20, 4543877), (26, 3495290), (52, 1747645), (65, 1398116), (130, 699058), (260, 349529)]