85522660

素因数分解:

$2^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{4289}}^1$

素因数の和:5295

約数の個数: 24

約数和(自身を含む): 179819640

約数和(自身を除く): 94296980

約数列:

[1, 2, 4, 5, 10, 20, 997, 1994, 3988, 4289, 4985, 8578, 9970, 17156, 19940, 21445, 42890, 85780, 4276133, 8552266, 17104532, 21380665, 42761330, 85522660]

約数ペア:

[(1, 85522660), (2, 42761330), (4, 21380665), (5, 17104532), (10, 8552266), (20, 4276133), (997, 85780), (1994, 42890), (3988, 21445), (4289, 19940), (4985, 17156), (8578, 9970)]