80802170

素因数分解:

$2^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{17681}}^1$

素因数の和:18145

約数の個数: 16

約数和(自身を含む): 145770408

約数和(自身を除く): 64968238

約数列:

[1, 2, 5, 10, 457, 914, 2285, 4570, 17681, 35362, 88405, 176810, 8080217, 16160434, 40401085, 80802170]

約数ペア:

[(1, 80802170), (2, 40401085), (5, 16160434), (10, 8080217), (457, 176810), (914, 88405), (2285, 35362), (4570, 17681)]