51229475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{599}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 69638400

約数和(自身を除く): 18408925

約数列:

[1, 5, 11, 25, 55, 275, 311, 599, 1555, 2995, 3421, 6589, 7775, 14975, 17105, 32945, 85525, 164725, 186289, 931445, 2049179, 4657225, 10245895, 51229475]

約数ペア:

[(1, 51229475), (5, 10245895), (11, 4657225), (25, 2049179), (55, 931445), (275, 186289), (311, 164725), (599, 85525), (1555, 32945), (2995, 17105), (3421, 14975), (6589, 7775)]