5250000

素因数分解:

$2^4\times 3^1\times 5^6\times 7^1$

素因数の和:48

約数の個数: 140

約数和(自身を含む): 19374752

約数和(自身を除く): 14124752

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 125, 140, 150, 168, 175, 200, 210, 240, 250, 280, 300, 336, 350, 375, 400, 420, 500, 525, 560, 600, 625, 700, 750, 840, 875, 1000, 1050, 1200, 1250, 1400, 1500, 1680, 1750, 1875, 2000, 2100, 2500, 2625, 2800, 3000, 3125, 3500, 3750, 4200, 4375, 5000, 5250, 6000, 6250, 7000, 7500, 8400, 8750, 9375, 10000, 10500, 12500, 13125, 14000, 15000, 15625, 17500, 18750, 21000, 21875, 25000, 26250, 30000, 31250, 35000, 37500, 42000, 43750, 46875, 50000, 52500, 62500, 65625, 70000, 75000, 87500, 93750, 105000, 109375, 125000, 131250, 150000, 175000, 187500, 210000, 218750, 250000, 262500, 328125, 350000, 375000, 437500, 525000, 656250, 750000, 875000, 1050000, 1312500, 1750000, 2625000, 5250000]

約数ペア:

[(1, 5250000), (2, 2625000), (3, 1750000), (4, 1312500), (5, 1050000), (6, 875000), (7, 750000), (8, 656250), (10, 525000), (12, 437500), (14, 375000), (15, 350000), (16, 328125), (20, 262500), (21, 250000), (24, 218750), (25, 210000), (28, 187500), (30, 175000), (35, 150000), (40, 131250), (42, 125000), (48, 109375), (50, 105000), (56, 93750), (60, 87500), (70, 75000), (75, 70000), (80, 65625), (84, 62500), (100, 52500), (105, 50000), (112, 46875), (120, 43750), (125, 42000), (140, 37500), (150, 35000), (168, 31250), (175, 30000), (200, 26250), (210, 25000), (240, 21875), (250, 21000), (280, 18750), (300, 17500), (336, 15625), (350, 15000), (375, 14000), (400, 13125), (420, 12500), (500, 10500), (525, 10000), (560, 9375), (600, 8750), (625, 8400), (700, 7500), (750, 7000), (840, 6250), (875, 6000), (1000, 5250), (1050, 5000), (1200, 4375), (1250, 4200), (1400, 3750), (1500, 3500), (1680, 3125), (1750, 3000), (1875, 2800), (2000, 2625), (2100, 2500)]