257571310

素因数分解:

$2^1\times 5^1\times {\mathrm{2591}}^1\times {\mathrm{9941}}^1$

素因数の和:12539

約数の個数: 16

約数和(自身を含む): 463853952

約数和(自身を除く): 206282642

約数列:

[1, 2, 5, 10, 2591, 5182, 9941, 12955, 19882, 25910, 49705, 99410, 25757131, 51514262, 128785655, 257571310]

約数ペア:

[(1, 257571310), (2, 128785655), (5, 51514262), (10, 25757131), (2591, 99410), (5182, 49705), (9941, 25910), (12955, 19882)]