425927500

素因数分解:

$2^2\times 5^4\times {\mathrm{170371}}^1$

素因数の和:170395

約数の個数: 30

約数和(自身を含む): 931423724

約数和(自身を除く): 505496224

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 170371, 340742, 681484, 851855, 1703710, 3407420, 4259275, 8518550, 17037100, 21296375, 42592750, 85185500, 106481875, 212963750, 425927500]

約数ペア:

[(1, 425927500), (2, 212963750), (4, 106481875), (5, 85185500), (10, 42592750), (20, 21296375), (25, 17037100), (50, 8518550), (100, 4259275), (125, 3407420), (250, 1703710), (500, 851855), (625, 681484), (1250, 340742), (2500, 170371)]