90512578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 149700096

約数和(自身を除く): 59187518

約数列:

[1, 2, 13, 26, 67, 134, 223, 233, 446, 466, 871, 1742, 2899, 3029, 5798, 6058, 14941, 15611, 29882, 31222, 51959, 103918, 194233, 202943, 388466, 405886, 675467, 1350934, 3481253, 6962506, 45256289, 90512578]

約数ペア:

[(1, 90512578), (2, 45256289), (13, 6962506), (26, 3481253), (67, 1350934), (134, 675467), (223, 405886), (233, 388466), (446, 202943), (466, 194233), (871, 103918), (1742, 51959), (2899, 31222), (3029, 29882), (5798, 15611), (6058, 14941)]