257125

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1$

素因数の和:54

約数の個数: 24

約数和(自身を含む): 373464

約数和(自身を除く): 116339

約数列:

[1, 5, 11, 17, 25, 55, 85, 121, 125, 187, 275, 425, 605, 935, 1375, 2057, 2125, 3025, 4675, 10285, 15125, 23375, 51425, 257125]

約数ペア:

[(1, 257125), (5, 51425), (11, 23375), (17, 15125), (25, 10285), (55, 4675), (85, 3025), (121, 2125), (125, 2057), (187, 1375), (275, 935), (425, 605)]