161593240

素因数分解:

$2^3\times 5^1\times {\mathrm{4039831}}^1$

素因数の和:4039842

約数の個数: 16

約数和(自身を含む): 363584880

約数和(自身を除く): 201991640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4039831, 8079662, 16159324, 20199155, 32318648, 40398310, 80796620, 161593240]

約数ペア:

[(1, 161593240), (2, 80796620), (4, 40398310), (5, 32318648), (8, 20199155), (10, 16159324), (20, 8079662), (40, 4039831)]