12965500

素因数分解:

$2^2\times 5^3\times {\mathrm{25931}}^1$

素因数の和:25950

約数の個数: 24

約数和(自身を含む): 28317744

約数和(自身を除く): 15352244

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 25931, 51862, 103724, 129655, 259310, 518620, 648275, 1296550, 2593100, 3241375, 6482750, 12965500]

約数ペア:

[(1, 12965500), (2, 6482750), (4, 3241375), (5, 2593100), (10, 1296550), (20, 648275), (25, 518620), (50, 259310), (100, 129655), (125, 103724), (250, 51862), (500, 25931)]