161780915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{2843}}^1$

素因数の和:3466

約数の個数: 16

約数和(自身を含む): 204768000

約数和(自身を除く): 42987085

約数列:

[1, 5, 19, 95, 599, 2843, 2995, 11381, 14215, 54017, 56905, 270085, 1702957, 8514785, 32356183, 161780915]

約数ペア:

[(1, 161780915), (5, 32356183), (19, 8514785), (95, 1702957), (599, 270085), (2843, 56905), (2995, 54017), (11381, 14215)]