206050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1$

素因数の和:342

約数の個数: 24

約数和(自身を含む): 414036

約数和(自身を除く): 207986

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 317, 325, 634, 650, 1585, 3170, 4121, 7925, 8242, 15850, 20605, 41210, 103025, 206050]

約数ペア:

[(1, 206050), (2, 103025), (5, 41210), (10, 20605), (13, 15850), (25, 8242), (26, 7925), (50, 4121), (65, 3170), (130, 1585), (317, 650), (325, 634)]