202102000

素因数分解:

$2^4\times 5^3\times {\mathrm{101051}}^1$

素因数の和:101074

約数の個数: 40

約数和(自身を含む): 488687472

約数和(自身を除く): 286585472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 101051, 202102, 404204, 505255, 808408, 1010510, 1616816, 2021020, 2526275, 4042040, 5052550, 8084080, 10105100, 12631375, 20210200, 25262750, 40420400, 50525500, 101051000, 202102000]

約数ペア:

[(1, 202102000), (2, 101051000), (4, 50525500), (5, 40420400), (8, 25262750), (10, 20210200), (16, 12631375), (20, 10105100), (25, 8084080), (40, 5052550), (50, 4042040), (80, 2526275), (100, 2021020), (125, 1616816), (200, 1010510), (250, 808408), (400, 505255), (500, 404204), (1000, 202102), (2000, 101051)]