28513400

素因数分解:

$2^3\times 5^2\times {\mathrm{142567}}^1$

素因数の和:142583

約数の個数: 24

約数和(自身を含む): 66294120

約数和(自身を除く): 37780720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 142567, 285134, 570268, 712835, 1140536, 1425670, 2851340, 3564175, 5702680, 7128350, 14256700, 28513400]

約数ペア:

[(1, 28513400), (2, 14256700), (4, 7128350), (5, 5702680), (8, 3564175), (10, 2851340), (20, 1425670), (25, 1140536), (40, 712835), (50, 570268), (100, 285134), (200, 142567)]