201542225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2383}}^1$

素因数の和:2609

約数の個数: 24

約数和(自身を含む): 266054400

約数和(自身を除く): 64512175

約数列:

[1, 5, 17, 25, 85, 199, 425, 995, 2383, 3383, 4975, 11915, 16915, 40511, 59575, 84575, 202555, 474217, 1012775, 2371085, 8061689, 11855425, 40308445, 201542225]

約数ペア:

[(1, 201542225), (5, 40308445), (17, 11855425), (25, 8061689), (85, 2371085), (199, 1012775), (425, 474217), (995, 202555), (2383, 84575), (3383, 59575), (4975, 40511), (11915, 16915)]