85225520

素因数分解:

$2^4\times 5^1\times {\mathrm{1065319}}^1$

素因数の和:1065332

約数の個数: 20

約数和(自身を含む): 198149520

約数和(自身を除く): 112924000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1065319, 2130638, 4261276, 5326595, 8522552, 10653190, 17045104, 21306380, 42612760, 85225520]

約数ペア:

[(1, 85225520), (2, 42612760), (4, 21306380), (5, 17045104), (8, 10653190), (10, 8522552), (16, 5326595), (20, 4261276), (40, 2130638), (80, 1065319)]