91225520

素因数分解:

$2^4\times 5^1\times {\mathrm{1140319}}^1$

素因数の和:1140332

約数の個数: 20

約数和(自身を含む): 212099520

約数和(自身を除く): 120874000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1140319, 2280638, 4561276, 5701595, 9122552, 11403190, 18245104, 22806380, 45612760, 91225520]

約数ペア:

[(1, 91225520), (2, 45612760), (4, 22806380), (5, 18245104), (8, 11403190), (10, 9122552), (16, 5701595), (20, 4561276), (40, 2280638), (80, 1140319)]