80158628

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{165617}}^1$

素因数の和:165643

約数の個数: 18

約数和(自身を含む): 154190358

約数和(自身を除く): 74031730

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 165617, 331234, 662468, 1821787, 3643574, 7287148, 20039657, 40079314, 80158628]

約数ペア:

[(1, 80158628), (2, 40079314), (4, 20039657), (11, 7287148), (22, 3643574), (44, 1821787), (121, 662468), (242, 331234), (484, 165617)]