201857975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{1471}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 273792000

約数和(自身を除く): 71934025

約数列:

[1, 5, 11, 25, 55, 275, 499, 1471, 2495, 5489, 7355, 12475, 16181, 27445, 36775, 80905, 137225, 404525, 734029, 3670145, 8074319, 18350725, 40371595, 201857975]

約数ペア:

[(1, 201857975), (5, 40371595), (11, 18350725), (25, 8074319), (55, 3670145), (275, 734029), (499, 404525), (1471, 137225), (2495, 80905), (5489, 36775), (7355, 27445), (12475, 16181)]