82687500

素因数分解:

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

素因数の和:57

約数の個数: 252

約数和(自身を含む): 311714760

約数和(自身を除く): 229027260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 49, 50, 54, 60, 63, 70, 75, 84, 90, 98, 100, 105, 108, 125, 126, 135, 140, 147, 150, 175, 180, 189, 196, 210, 225, 245, 250, 252, 270, 294, 300, 315, 350, 375, 378, 420, 441, 450, 490, 500, 525, 540, 588, 625, 630, 675, 700, 735, 750, 756, 875, 882, 900, 945, 980, 1050, 1125, 1225, 1250, 1260, 1323, 1350, 1470, 1500, 1575, 1750, 1764, 1875, 1890, 2100, 2205, 2250, 2450, 2500, 2625, 2646, 2700, 2940, 3125, 3150, 3375, 3500, 3675, 3750, 3780, 4375, 4410, 4500, 4725, 4900, 5250, 5292, 5625, 6125, 6250, 6300, 6615, 6750, 7350, 7500, 7875, 8750, 8820, 9375, 9450, 10500, 11025, 11250, 12250, 12500, 13125, 13230, 13500, 14700, 15625, 15750, 16875, 17500, 18375, 18750, 18900, 21875, 22050, 22500, 23625, 24500, 26250, 26460, 28125, 30625, 31250, 31500, 33075, 33750, 36750, 37500, 39375, 43750, 44100, 46875, 47250, 52500, 55125, 56250, 61250, 62500, 65625, 66150, 67500, 73500, 78750, 84375, 87500, 91875, 93750, 94500, 109375, 110250, 112500, 118125, 122500, 131250, 132300, 140625, 153125, 157500, 165375, 168750, 183750, 187500, 196875, 218750, 220500, 236250, 262500, 275625, 281250, 306250, 328125, 330750, 337500, 367500, 393750, 421875, 437500, 459375, 472500, 551250, 562500, 590625, 612500, 656250, 661500, 765625, 787500, 826875, 843750, 918750, 984375, 1102500, 1181250, 1312500, 1378125, 1531250, 1653750, 1687500, 1837500, 1968750, 2296875, 2362500, 2756250, 2953125, 3062500, 3307500, 3937500, 4134375, 4593750, 5512500, 5906250, 6890625, 8268750, 9187500, 11812500, 13781250, 16537500, 20671875, 27562500, 41343750, 82687500]

約数ペア:

[(1, 82687500), (2, 41343750), (3, 27562500), (4, 20671875), (5, 16537500), (6, 13781250), (7, 11812500), (9, 9187500), (10, 8268750), (12, 6890625), (14, 5906250), (15, 5512500), (18, 4593750), (20, 4134375), (21, 3937500), (25, 3307500), (27, 3062500), (28, 2953125), (30, 2756250), (35, 2362500), (36, 2296875), (42, 1968750), (45, 1837500), (49, 1687500), (50, 1653750), (54, 1531250), (60, 1378125), (63, 1312500), (70, 1181250), (75, 1102500), (84, 984375), (90, 918750), (98, 843750), (100, 826875), (105, 787500), (108, 765625), (125, 661500), (126, 656250), (135, 612500), (140, 590625), (147, 562500), (150, 551250), (175, 472500), (180, 459375), (189, 437500), (196, 421875), (210, 393750), (225, 367500), (245, 337500), (250, 330750), (252, 328125), (270, 306250), (294, 281250), (300, 275625), (315, 262500), (350, 236250), (375, 220500), (378, 218750), (420, 196875), (441, 187500), (450, 183750), (490, 168750), (500, 165375), (525, 157500), (540, 153125), (588, 140625), (625, 132300), (630, 131250), (675, 122500), (700, 118125), (735, 112500), (750, 110250), (756, 109375), (875, 94500), (882, 93750), (900, 91875), (945, 87500), (980, 84375), (1050, 78750), (1125, 73500), (1225, 67500), (1250, 66150), (1260, 65625), (1323, 62500), (1350, 61250), (1470, 56250), (1500, 55125), (1575, 52500), (1750, 47250), (1764, 46875), (1875, 44100), (1890, 43750), (2100, 39375), (2205, 37500), (2250, 36750), (2450, 33750), (2500, 33075), (2625, 31500), (2646, 31250), (2700, 30625), (2940, 28125), (3125, 26460), (3150, 26250), (3375, 24500), (3500, 23625), (3675, 22500), (3750, 22050), (3780, 21875), (4375, 18900), (4410, 18750), (4500, 18375), (4725, 17500), (4900, 16875), (5250, 15750), (5292, 15625), (5625, 14700), (6125, 13500), (6250, 13230), (6300, 13125), (6615, 12500), (6750, 12250), (7350, 11250), (7500, 11025), (7875, 10500), (8750, 9450), (8820, 9375)]