202172825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2711}}^1$

素因数の和:2897

約数の個数: 24

約数和(自身を含む): 265667520

約数和(自身を除く): 63494695

約数列:

[1, 5, 19, 25, 95, 157, 475, 785, 2711, 2983, 3925, 13555, 14915, 51509, 67775, 74575, 257545, 425627, 1287725, 2128135, 8086913, 10640675, 40434565, 202172825]

約数ペア:

[(1, 202172825), (5, 40434565), (19, 10640675), (25, 8086913), (95, 2128135), (157, 1287725), (475, 425627), (785, 257545), (2711, 74575), (2983, 67775), (3925, 51509), (13555, 14915)]