82435280

素因数分解:

$2^4\times 5^1\times {\mathrm{1030441}}^1$

素因数の和:1030454

約数の個数: 20

約数和(自身を含む): 191662212

約数和(自身を除く): 109226932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1030441, 2060882, 4121764, 5152205, 8243528, 10304410, 16487056, 20608820, 41217640, 82435280]

約数ペア:

[(1, 82435280), (2, 41217640), (4, 20608820), (5, 16487056), (8, 10304410), (10, 8243528), (16, 5152205), (20, 4121764), (40, 2060882), (80, 1030441)]