42085475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2231

約数の個数: 24

約数和(自身を含む): 56298480

約数和(自身を除く): 14213005

約数列:

[1, 5, 19, 25, 41, 95, 205, 475, 779, 1025, 2161, 3895, 10805, 19475, 41059, 54025, 88601, 205295, 443005, 1026475, 1683419, 2215025, 8417095, 42085475]

約数ペア:

[(1, 42085475), (5, 8417095), (19, 2215025), (25, 1683419), (41, 1026475), (95, 443005), (205, 205295), (475, 88601), (779, 54025), (1025, 41059), (2161, 19475), (3895, 10805)]