87254480

素因数分解:

$2^4\times 5^1\times {\mathrm{1090681}}^1$

素因数の和:1090694

約数の個数: 20

約数和(自身を含む): 202866852

約数和(自身を除く): 115612372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1090681, 2181362, 4362724, 5453405, 8725448, 10906810, 17450896, 21813620, 43627240, 87254480]

約数ペア:

[(1, 87254480), (2, 43627240), (4, 21813620), (5, 17450896), (8, 10906810), (10, 8725448), (16, 5453405), (20, 4362724), (40, 2181362), (80, 1090681)]