258291275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{1031}}^1$

素因数の和:1963

約数の個数: 24

約数和(自身を含む): 350120448

約数和(自身を除く): 91829173

約数列:

[1, 5, 11, 25, 55, 275, 911, 1031, 4555, 5155, 10021, 11341, 22775, 25775, 50105, 56705, 250525, 283525, 939241, 4696205, 10331651, 23481025, 51658255, 258291275]

約数ペア:

[(1, 258291275), (5, 51658255), (11, 23481025), (25, 10331651), (55, 4696205), (275, 939241), (911, 283525), (1031, 250525), (4555, 56705), (5155, 50105), (10021, 25775), (11341, 22775)]