200286500

素因数分解:

$2^2\times 5^3\times {\mathrm{397}}^1\times {\mathrm{1009}}^1$

素因数の和:1425

約数の個数: 48

約数和(自身を含む): 438962160

約数和(自身を除く): 238675660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 397, 500, 794, 1009, 1588, 1985, 2018, 3970, 4036, 5045, 7940, 9925, 10090, 19850, 20180, 25225, 39700, 49625, 50450, 99250, 100900, 126125, 198500, 252250, 400573, 504500, 801146, 1602292, 2002865, 4005730, 8011460, 10014325, 20028650, 40057300, 50071625, 100143250, 200286500]

約数ペア:

[(1, 200286500), (2, 100143250), (4, 50071625), (5, 40057300), (10, 20028650), (20, 10014325), (25, 8011460), (50, 4005730), (100, 2002865), (125, 1602292), (250, 801146), (397, 504500), (500, 400573), (794, 252250), (1009, 198500), (1588, 126125), (1985, 100900), (2018, 99250), (3970, 50450), (4036, 49625), (5045, 39700), (7940, 25225), (9925, 20180), (10090, 19850)]