257163275

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2819}}^1$

素因数の和:2959

約数の個数: 24

約数和(自身を含む): 330447600

約数和(自身を除く): 73284325

約数列:

[1, 5, 25, 41, 89, 205, 445, 1025, 2225, 2819, 3649, 14095, 18245, 70475, 91225, 115579, 250891, 577895, 1254455, 2889475, 6272275, 10286531, 51432655, 257163275]

約数ペア:

[(1, 257163275), (5, 51432655), (25, 10286531), (41, 6272275), (89, 2889475), (205, 1254455), (445, 577895), (1025, 250891), (2225, 115579), (2819, 91225), (3649, 70475), (14095, 18245)]