2100051500

素因数分解:

$2^2\times 5^3\times {\mathrm{4200103}}^1$

素因数の和:4200122

約数の個数: 24

約数和(自身を含む): 4586513568

約数和(自身を除く): 2486462068

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 4200103, 8400206, 16800412, 21000515, 42001030, 84002060, 105002575, 210005150, 420010300, 525012875, 1050025750, 2100051500]

約数ペア:

[(1, 2100051500), (2, 1050025750), (4, 525012875), (5, 420010300), (10, 210005150), (20, 105002575), (25, 84002060), (50, 42001030), (100, 21000515), (125, 16800412), (250, 8400206), (500, 4200103)]