102050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:182

約数の個数: 24

約数和(自身を含む): 205716

約数和(自身を除く): 103666

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 157, 314, 325, 650, 785, 1570, 2041, 3925, 4082, 7850, 10205, 20410, 51025, 102050]

約数ペア:

[(1, 102050), (2, 51025), (5, 20410), (10, 10205), (13, 7850), (25, 4082), (26, 3925), (50, 2041), (65, 1570), (130, 785), (157, 650), (314, 325)]