51527600

素因数分解:

$2^4\times 5^2\times {\mathrm{128819}}^1$

素因数の和:128837

約数の個数: 30

約数和(自身を含む): 123796020

約数和(自身を除く): 72268420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 128819, 257638, 515276, 644095, 1030552, 1288190, 2061104, 2576380, 3220475, 5152760, 6440950, 10305520, 12881900, 25763800, 51527600]

約数ペア:

[(1, 51527600), (2, 25763800), (4, 12881900), (5, 10305520), (8, 6440950), (10, 5152760), (16, 3220475), (20, 2576380), (25, 2061104), (40, 1288190), (50, 1030552), (80, 644095), (100, 515276), (200, 257638), (400, 128819)]