8986500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{1997}}^1$

素因数の和:2022

約数の個数: 72

約数和(自身を含む): 28363608

約数和(自身を除く): 19377108

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, 1997, 2250, 3994, 4500, 5991, 7988, 9985, 11982, 17973, 19970, 23964, 29955, 35946, 39940, 49925, 59910, 71892, 89865, 99850, 119820, 149775, 179730, 199700, 249625, 299550, 359460, 449325, 499250, 599100, 748875, 898650, 998500, 1497750, 1797300, 2246625, 2995500, 4493250, 8986500]

約数ペア:

[(1, 8986500), (2, 4493250), (3, 2995500), (4, 2246625), (5, 1797300), (6, 1497750), (9, 998500), (10, 898650), (12, 748875), (15, 599100), (18, 499250), (20, 449325), (25, 359460), (30, 299550), (36, 249625), (45, 199700), (50, 179730), (60, 149775), (75, 119820), (90, 99850), (100, 89865), (125, 71892), (150, 59910), (180, 49925), (225, 39940), (250, 35946), (300, 29955), (375, 23964), (450, 19970), (500, 17973), (750, 11982), (900, 9985), (1125, 7988), (1500, 5991), (1997, 4500), (2250, 3994)]