90145805

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1\times {\mathrm{709}}^1$

素因数の和:1204

約数の個数: 16

約数和(自身を含む): 110419200

約数和(自身を除く): 20273395

約数列:

[1, 5, 59, 295, 431, 709, 2155, 3545, 25429, 41831, 127145, 209155, 305579, 1527895, 18029161, 90145805]

約数ペア:

[(1, 90145805), (5, 18029161), (59, 1527895), (295, 305579), (431, 209155), (709, 127145), (2155, 41831), (3545, 25429)]