66695525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1259}}^1$

素因数の和:1445

約数の個数: 24

約数和(自身を含む): 89681760

約数和(自身を除く): 22986235

約数列:

[1, 5, 13, 25, 65, 163, 325, 815, 1259, 2119, 4075, 6295, 10595, 16367, 31475, 52975, 81835, 205217, 409175, 1026085, 2667821, 5130425, 13339105, 66695525]

約数ペア:

[(1, 66695525), (5, 13339105), (13, 5130425), (25, 2667821), (65, 1026085), (163, 409175), (325, 205217), (815, 81835), (1259, 52975), (2119, 31475), (4075, 16367), (6295, 10595)]