266312950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{67421}}^1$

素因数の和:67512

約数の個数: 24

約数和(自身を含む): 501619680

約数和(自身を除く): 235306730

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 67421, 134842, 337105, 674210, 1685525, 3371050, 5326259, 10652518, 26631295, 53262590, 133156475, 266312950]

約数ペア:

[(1, 266312950), (2, 133156475), (5, 53262590), (10, 26631295), (25, 10652518), (50, 5326259), (79, 3371050), (158, 1685525), (395, 674210), (790, 337105), (1975, 134842), (3950, 67421)]