13315000

素因数分解:

$2^3\times 5^4\times {\mathrm{2663}}^1$

素因数の和:2689

約数の個数: 40

約数和(自身を含む): 31208760

約数和(自身を除く): 17893760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 1000, 1250, 2500, 2663, 5000, 5326, 10652, 13315, 21304, 26630, 53260, 66575, 106520, 133150, 266300, 332875, 532600, 665750, 1331500, 1664375, 2663000, 3328750, 6657500, 13315000]

約数ペア:

[(1, 13315000), (2, 6657500), (4, 3328750), (5, 2663000), (8, 1664375), (10, 1331500), (20, 665750), (25, 532600), (40, 332875), (50, 266300), (100, 133150), (125, 106520), (200, 66575), (250, 53260), (500, 26630), (625, 21304), (1000, 13315), (1250, 10652), (2500, 5326), (2663, 5000)]