9722500

素因数分解:

$2^2\times 5^4\times {\mathrm{3889}}^1$

素因数の和:3913

約数の個数: 30

約数和(自身を含む): 21266630

約数和(自身を除く): 11544130

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 3889, 7778, 15556, 19445, 38890, 77780, 97225, 194450, 388900, 486125, 972250, 1944500, 2430625, 4861250, 9722500]

約数ペア:

[(1, 9722500), (2, 4861250), (4, 2430625), (5, 1944500), (10, 972250), (20, 486125), (25, 388900), (50, 194450), (100, 97225), (125, 77780), (250, 38890), (500, 19445), (625, 15556), (1250, 7778), (2500, 3889)]