90910256

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{132137}}^1$

素因数の和:132188

約数の個数: 20

約数和(自身を含む): 180236232

約数和(自身を除く): 89325976

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 132137, 264274, 528548, 1057096, 2114192, 5681891, 11363782, 22727564, 45455128, 90910256]

約数ペア:

[(1, 90910256), (2, 45455128), (4, 22727564), (8, 11363782), (16, 5681891), (43, 2114192), (86, 1057096), (172, 528548), (344, 264274), (688, 132137)]