165095240

素因数分解:

$2^3\times 5^1\times {\mathrm{4127381}}^1$

素因数の和:4127392

約数の個数: 16

約数和(自身を含む): 371464380

約数和(自身を除く): 206369140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4127381, 8254762, 16509524, 20636905, 33019048, 41273810, 82547620, 165095240]

約数ペア:

[(1, 165095240), (2, 82547620), (4, 41273810), (5, 33019048), (8, 20636905), (10, 16509524), (20, 8254762), (40, 4127381)]