538850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{829}}^1$

素因数の和:854

約数の個数: 24

約数和(自身を含む): 1080660

約数和(自身を除く): 541810

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 829, 1658, 4145, 8290, 10777, 20725, 21554, 41450, 53885, 107770, 269425, 538850]

約数ペア:

[(1, 538850), (2, 269425), (5, 107770), (10, 53885), (13, 41450), (25, 21554), (26, 20725), (50, 10777), (65, 8290), (130, 4145), (325, 1658), (650, 829)]