165158020

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{85133}}^1$

素因数の和:85239

約数の個数: 24

約数和(自身を含む): 350411544

約数和(自身を除く): 185253524

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 85133, 170266, 340532, 425665, 851330, 1702660, 8257901, 16515802, 33031604, 41289505, 82579010, 165158020]

約数ペア:

[(1, 165158020), (2, 82579010), (4, 41289505), (5, 33031604), (10, 16515802), (20, 8257901), (97, 1702660), (194, 851330), (388, 425665), (485, 340532), (970, 170266), (1940, 85133)]