161856160

素因数分解:

$2^5\times 5^1\times {\mathrm{1011601}}^1$

素因数の和:1011616

約数の個数: 24

約数和(自身を含む): 382385556

約数和(自身を除く): 220529396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1011601, 2023202, 4046404, 5058005, 8092808, 10116010, 16185616, 20232020, 32371232, 40464040, 80928080, 161856160]

約数ペア:

[(1, 161856160), (2, 80928080), (4, 40464040), (5, 32371232), (8, 20232020), (10, 16185616), (16, 10116010), (20, 8092808), (32, 5058005), (40, 4046404), (80, 2023202), (160, 1011601)]