12880125

素因数分解:

$3^2\times 5^3\times {\mathrm{107}}^2$

素因数の和:235

約数の個数: 36

約数和(自身を含む): 23437596

約数和(自身を除く): 10557471

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 107, 125, 225, 321, 375, 535, 963, 1125, 1605, 2675, 4815, 8025, 11449, 13375, 24075, 34347, 40125, 57245, 103041, 120375, 171735, 286225, 515205, 858675, 1431125, 2576025, 4293375, 12880125]

約数ペア:

[(1, 12880125), (3, 4293375), (5, 2576025), (9, 1431125), (15, 858675), (25, 515205), (45, 286225), (75, 171735), (107, 120375), (125, 103041), (225, 57245), (321, 40125), (375, 34347), (535, 24075), (963, 13375), (1125, 11449), (1605, 8025), (2675, 4815)]