28216850

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{5479}}^1$

素因数の和:5594

約数の個数: 24

約数和(自身を含む): 53002560

約数和(自身を除く): 24785710

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 515, 1030, 2575, 5150, 5479, 10958, 27395, 54790, 136975, 273950, 564337, 1128674, 2821685, 5643370, 14108425, 28216850]

約数ペア:

[(1, 28216850), (2, 14108425), (5, 5643370), (10, 2821685), (25, 1128674), (50, 564337), (103, 273950), (206, 136975), (515, 54790), (1030, 27395), (2575, 10958), (5150, 5479)]