12507500

素因数分解:

$2^2\times 5^4\times {\mathrm{5003}}^1$

素因数の和:5027

約数の個数: 30

約数和(自身を含む): 27356868

約数和(自身を除く): 14849368

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 5003, 10006, 20012, 25015, 50030, 100060, 125075, 250150, 500300, 625375, 1250750, 2501500, 3126875, 6253750, 12507500]

約数ペア:

[(1, 12507500), (2, 6253750), (4, 3126875), (5, 2501500), (10, 1250750), (20, 625375), (25, 500300), (50, 250150), (100, 125075), (125, 100060), (250, 50030), (500, 25015), (625, 20012), (1250, 10006), (2500, 5003)]