28426250

素因数分解:

$2^1\times 5^4\times {\mathrm{22741}}^1$

素因数の和:22763

約数の個数: 20

約数和(自身を含む): 53284506

約数和(自身を除く): 24858256

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 22741, 45482, 113705, 227410, 568525, 1137050, 2842625, 5685250, 14213125, 28426250]

約数ペア:

[(1, 28426250), (2, 14213125), (5, 5685250), (10, 2842625), (25, 1137050), (50, 568525), (125, 227410), (250, 113705), (625, 45482), (1250, 22741)]