25650000

素因数分解:

$2^4\times 3^3\times 5^5\times {\mathrm{19}}^1$

素因数の和:61

約数の個数: 240

約数和(自身を含む): 96868800

約数和(自身を除く): 71218800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 36, 38, 40, 45, 48, 50, 54, 57, 60, 72, 75, 76, 80, 90, 95, 100, 108, 114, 120, 125, 135, 144, 150, 152, 171, 180, 190, 200, 216, 225, 228, 240, 250, 270, 285, 300, 304, 342, 360, 375, 380, 400, 432, 450, 456, 475, 500, 513, 540, 570, 600, 625, 675, 684, 720, 750, 760, 855, 900, 912, 950, 1000, 1026, 1080, 1125, 1140, 1200, 1250, 1350, 1368, 1425, 1500, 1520, 1710, 1800, 1875, 1900, 2000, 2052, 2160, 2250, 2280, 2375, 2500, 2565, 2700, 2736, 2850, 3000, 3125, 3375, 3420, 3600, 3750, 3800, 4104, 4275, 4500, 4560, 4750, 5000, 5130, 5400, 5625, 5700, 6000, 6250, 6750, 6840, 7125, 7500, 7600, 8208, 8550, 9000, 9375, 9500, 10000, 10260, 10800, 11250, 11400, 11875, 12500, 12825, 13500, 13680, 14250, 15000, 16875, 17100, 18000, 18750, 19000, 20520, 21375, 22500, 22800, 23750, 25000, 25650, 27000, 28125, 28500, 30000, 33750, 34200, 35625, 37500, 38000, 41040, 42750, 45000, 47500, 50000, 51300, 54000, 56250, 57000, 59375, 64125, 67500, 68400, 71250, 75000, 84375, 85500, 90000, 95000, 102600, 106875, 112500, 114000, 118750, 128250, 135000, 142500, 150000, 168750, 171000, 178125, 190000, 205200, 213750, 225000, 237500, 256500, 270000, 285000, 320625, 337500, 342000, 356250, 427500, 450000, 475000, 513000, 534375, 570000, 641250, 675000, 712500, 855000, 950000, 1026000, 1068750, 1282500, 1350000, 1425000, 1603125, 1710000, 2137500, 2565000, 2850000, 3206250, 4275000, 5130000, 6412500, 8550000, 12825000, 25650000]

約数ペア:

[(1, 25650000), (2, 12825000), (3, 8550000), (4, 6412500), (5, 5130000), (6, 4275000), (8, 3206250), (9, 2850000), (10, 2565000), (12, 2137500), (15, 1710000), (16, 1603125), (18, 1425000), (19, 1350000), (20, 1282500), (24, 1068750), (25, 1026000), (27, 950000), (30, 855000), (36, 712500), (38, 675000), (40, 641250), (45, 570000), (48, 534375), (50, 513000), (54, 475000), (57, 450000), (60, 427500), (72, 356250), (75, 342000), (76, 337500), (80, 320625), (90, 285000), (95, 270000), (100, 256500), (108, 237500), (114, 225000), (120, 213750), (125, 205200), (135, 190000), (144, 178125), (150, 171000), (152, 168750), (171, 150000), (180, 142500), (190, 135000), (200, 128250), (216, 118750), (225, 114000), (228, 112500), (240, 106875), (250, 102600), (270, 95000), (285, 90000), (300, 85500), (304, 84375), (342, 75000), (360, 71250), (375, 68400), (380, 67500), (400, 64125), (432, 59375), (450, 57000), (456, 56250), (475, 54000), (500, 51300), (513, 50000), (540, 47500), (570, 45000), (600, 42750), (625, 41040), (675, 38000), (684, 37500), (720, 35625), (750, 34200), (760, 33750), (855, 30000), (900, 28500), (912, 28125), (950, 27000), (1000, 25650), (1026, 25000), (1080, 23750), (1125, 22800), (1140, 22500), (1200, 21375), (1250, 20520), (1350, 19000), (1368, 18750), (1425, 18000), (1500, 17100), (1520, 16875), (1710, 15000), (1800, 14250), (1875, 13680), (1900, 13500), (2000, 12825), (2052, 12500), (2160, 11875), (2250, 11400), (2280, 11250), (2375, 10800), (2500, 10260), (2565, 10000), (2700, 9500), (2736, 9375), (2850, 9000), (3000, 8550), (3125, 8208), (3375, 7600), (3420, 7500), (3600, 7125), (3750, 6840), (3800, 6750), (4104, 6250), (4275, 6000), (4500, 5700), (4560, 5625), (4750, 5400), (5000, 5130)]