25227500

素因数分解:

$2^2\times 5^4\times {\mathrm{10091}}^1$

素因数の和:10115

約数の個数: 30

約数和(自身を含む): 55172964

約数和(自身を除く): 29945464

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 10091, 20182, 40364, 50455, 100910, 201820, 252275, 504550, 1009100, 1261375, 2522750, 5045500, 6306875, 12613750, 25227500]

約数ペア:

[(1, 25227500), (2, 12613750), (4, 6306875), (5, 5045500), (10, 2522750), (20, 1261375), (25, 1009100), (50, 504550), (100, 252275), (125, 201820), (250, 100910), (500, 50455), (625, 40364), (1250, 20182), (2500, 10091)]