160808540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{82891}}^1$

素因数の和:82997

約数の個数: 24

約数和(自身を含む): 341183472

約数和(自身を除く): 180374932

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 82891, 165782, 331564, 414455, 828910, 1657820, 8040427, 16080854, 32161708, 40202135, 80404270, 160808540]

約数ペア:

[(1, 160808540), (2, 80404270), (4, 40202135), (5, 32161708), (10, 16080854), (20, 8040427), (97, 1657820), (194, 828910), (388, 414455), (485, 331564), (970, 165782), (1940, 82891)]