85999820

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{28859}}^1$

素因数の和:29017

約数の個数: 24

約数和(自身を含む): 181818000

約数和(自身を除く): 95818180

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 28859, 57718, 115436, 144295, 288590, 577180, 4299991, 8599982, 17199964, 21499955, 42999910, 85999820]

約数ペア:

[(1, 85999820), (2, 42999910), (4, 21499955), (5, 17199964), (10, 8599982), (20, 4299991), (149, 577180), (298, 288590), (596, 144295), (745, 115436), (1490, 57718), (2980, 28859)]