165317080

素因数分解:

$2^3\times 5^1\times {\mathrm{4132927}}^1$

素因数の和:4132938

約数の個数: 16

約数和(自身を含む): 371963520

約数和(自身を除く): 206646440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4132927, 8265854, 16531708, 20664635, 33063416, 41329270, 82658540, 165317080]

約数ペア:

[(1, 165317080), (2, 82658540), (4, 41329270), (5, 33063416), (8, 20664635), (10, 16531708), (20, 8265854), (40, 4132927)]