81856850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{56453}}^1$

素因数の和:56494

約数の個数: 24

約数和(自身を含む): 157506660

約数和(自身を除く): 75649810

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 56453, 112906, 282265, 564530, 1411325, 1637137, 2822650, 3274274, 8185685, 16371370, 40928425, 81856850]

約数ペア:

[(1, 81856850), (2, 40928425), (5, 16371370), (10, 8185685), (25, 3274274), (29, 2822650), (50, 1637137), (58, 1411325), (145, 564530), (290, 282265), (725, 112906), (1450, 56453)]