8995500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{1999}}^1$

素因数の和:2024

約数の個数: 72

約数和(自身を含む): 28392000

約数和(自身を除く): 19396500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 1999, 2250, 3998, 4500, 5997, 7996, 9995, 11994, 17991, 19990, 23988, 29985, 35982, 39980, 49975, 59970, 71964, 89955, 99950, 119940, 149925, 179910, 199900, 249875, 299850, 359820, 449775, 499750, 599700, 749625, 899550, 999500, 1499250, 1799100, 2248875, 2998500, 4497750, 8995500]

約数ペア:

[(1, 8995500), (2, 4497750), (3, 2998500), (4, 2248875), (5, 1799100), (6, 1499250), (9, 999500), (10, 899550), (12, 749625), (15, 599700), (18, 499750), (20, 449775), (25, 359820), (30, 299850), (36, 249875), (45, 199900), (50, 179910), (60, 149925), (75, 119940), (90, 99950), (100, 89955), (125, 71964), (150, 59970), (180, 49975), (225, 39980), (250, 35982), (300, 29985), (375, 23988), (450, 19990), (500, 17991), (750, 11994), (900, 9995), (1125, 7996), (1500, 5997), (1999, 4500), (2250, 3998)]