100545520

素因数分解:

$2^4\times 5^1\times {\mathrm{1256819}}^1$

素因数の和:1256832

約数の個数: 20

約数和(自身を含む): 233768520

約数和(自身を除く): 133223000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1256819, 2513638, 5027276, 6284095, 10054552, 12568190, 20109104, 25136380, 50272760, 100545520]

約数ペア:

[(1, 100545520), (2, 50272760), (4, 25136380), (5, 20109104), (8, 12568190), (10, 10054552), (16, 6284095), (20, 5027276), (40, 2513638), (80, 1256819)]