205944050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{3137}}^1$

素因数の和:3263

約数の個数: 48

約数和(自身を含む): 416738952

約数和(自身を除く): 210794902

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 101, 130, 202, 325, 505, 650, 1010, 1313, 2525, 2626, 3137, 5050, 6274, 6565, 13130, 15685, 31370, 32825, 40781, 65650, 78425, 81562, 156850, 203905, 316837, 407810, 633674, 1019525, 1584185, 2039050, 3168370, 4118881, 7920925, 8237762, 15841850, 20594405, 41188810, 102972025, 205944050]

約数ペア:

[(1, 205944050), (2, 102972025), (5, 41188810), (10, 20594405), (13, 15841850), (25, 8237762), (26, 7920925), (50, 4118881), (65, 3168370), (101, 2039050), (130, 1584185), (202, 1019525), (325, 633674), (505, 407810), (650, 316837), (1010, 203905), (1313, 156850), (2525, 81562), (2626, 78425), (3137, 65650), (5050, 40781), (6274, 32825), (6565, 31370), (13130, 15685)]