139901650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{399719}}^1$

素因数の和:399738

約数の個数: 24

約数和(自身を含む): 297391680

約数和(自身を除く): 157490030

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 399719, 799438, 1998595, 2798033, 3997190, 5596066, 9992975, 13990165, 19985950, 27980330, 69950825, 139901650]

約数ペア:

[(1, 139901650), (2, 69950825), (5, 27980330), (7, 19985950), (10, 13990165), (14, 9992975), (25, 5596066), (35, 3997190), (50, 2798033), (70, 1998595), (175, 799438), (350, 399719)]