490147450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{754073}}^1$

素因数の和:754098

約数の個数: 24

約数和(自身を含む): 981804348

約数和(自身を除く): 491656898

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 754073, 1508146, 3770365, 7540730, 9802949, 18851825, 19605898, 37703650, 49014745, 98029490, 245073725, 490147450]

約数ペア:

[(1, 490147450), (2, 245073725), (5, 98029490), (10, 49014745), (13, 37703650), (25, 19605898), (26, 18851825), (50, 9802949), (65, 7540730), (130, 3770365), (325, 1508146), (650, 754073)]