1990757500

素因数分解:

$2^2\times 5^4\times {\mathrm{796303}}^1$

素因数の和:796327

約数の個数: 30

約数和(自身を含む): 4353393968

約数和(自身を除く): 2362636468

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 796303, 1592606, 3185212, 3981515, 7963030, 15926060, 19907575, 39815150, 79630300, 99537875, 199075750, 398151500, 497689375, 995378750, 1990757500]

約数ペア:

[(1, 1990757500), (2, 995378750), (4, 497689375), (5, 398151500), (10, 199075750), (20, 99537875), (25, 79630300), (50, 39815150), (100, 19907575), (125, 15926060), (250, 7963030), (500, 3981515), (625, 3185212), (1250, 1592606), (2500, 796303)]