69727325

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:485

約数の個数: 24

約数和(自身を含む): 88583616

約数和(自身を除く): 18856291

約数列:

[1, 5, 25, 71, 163, 241, 355, 815, 1205, 1775, 4075, 6025, 11573, 17111, 39283, 57865, 85555, 196415, 289325, 427775, 982075, 2789093, 13945465, 69727325]

約数ペア:

[(1, 69727325), (5, 13945465), (25, 2789093), (71, 982075), (163, 427775), (241, 289325), (355, 196415), (815, 85555), (1205, 57865), (1775, 39283), (4075, 17111), (6025, 11573)]