16875000

素因数分解:

$2^3\times 3^3\times 5^7$

素因数の和:50

約数の個数: 128

約数和(自身を含む): 58593600

約数和(自身を除く): 41718600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 90, 100, 108, 120, 125, 135, 150, 180, 200, 216, 225, 250, 270, 300, 360, 375, 450, 500, 540, 600, 625, 675, 750, 900, 1000, 1080, 1125, 1250, 1350, 1500, 1800, 1875, 2250, 2500, 2700, 3000, 3125, 3375, 3750, 4500, 5000, 5400, 5625, 6250, 6750, 7500, 9000, 9375, 11250, 12500, 13500, 15000, 15625, 16875, 18750, 22500, 25000, 27000, 28125, 31250, 33750, 37500, 45000, 46875, 56250, 62500, 67500, 75000, 78125, 84375, 93750, 112500, 125000, 135000, 140625, 156250, 168750, 187500, 225000, 234375, 281250, 312500, 337500, 375000, 421875, 468750, 562500, 625000, 675000, 703125, 843750, 937500, 1125000, 1406250, 1687500, 1875000, 2109375, 2812500, 3375000, 4218750, 5625000, 8437500, 16875000]

約数ペア:

[(1, 16875000), (2, 8437500), (3, 5625000), (4, 4218750), (5, 3375000), (6, 2812500), (8, 2109375), (9, 1875000), (10, 1687500), (12, 1406250), (15, 1125000), (18, 937500), (20, 843750), (24, 703125), (25, 675000), (27, 625000), (30, 562500), (36, 468750), (40, 421875), (45, 375000), (50, 337500), (54, 312500), (60, 281250), (72, 234375), (75, 225000), (90, 187500), (100, 168750), (108, 156250), (120, 140625), (125, 135000), (135, 125000), (150, 112500), (180, 93750), (200, 84375), (216, 78125), (225, 75000), (250, 67500), (270, 62500), (300, 56250), (360, 46875), (375, 45000), (450, 37500), (500, 33750), (540, 31250), (600, 28125), (625, 27000), (675, 25000), (750, 22500), (900, 18750), (1000, 16875), (1080, 15625), (1125, 15000), (1250, 13500), (1350, 12500), (1500, 11250), (1800, 9375), (1875, 9000), (2250, 7500), (2500, 6750), (2700, 6250), (3000, 5625), (3125, 5400), (3375, 5000), (3750, 4500)]