102742280

素因数分解:

$2^3\times 5^1\times {\mathrm{2568557}}^1$

素因数の和:2568568

約数の個数: 16

約数和(自身を含む): 231170220

約数和(自身を除く): 128427940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2568557, 5137114, 10274228, 12842785, 20548456, 25685570, 51371140, 102742280]

約数ペア:

[(1, 102742280), (2, 51371140), (4, 25685570), (5, 20548456), (8, 12842785), (10, 10274228), (20, 5137114), (40, 2568557)]