87690850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{134909}}^1$

素因数の和:134934

約数の個数: 24

約数和(自身を含む): 175652820

約数和(自身を除く): 87961970

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 134909, 269818, 674545, 1349090, 1753817, 3372725, 3507634, 6745450, 8769085, 17538170, 43845425, 87690850]

約数ペア:

[(1, 87690850), (2, 43845425), (5, 17538170), (10, 8769085), (13, 6745450), (25, 3507634), (26, 3372725), (50, 1753817), (65, 1349090), (130, 674545), (325, 269818), (650, 134909)]