43400000

素因数分解:

$2^6\times 5^5\times 7^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 168

約数和(自身を含む): 126991872

約数和(自身を除く): 83591872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 125, 140, 155, 160, 175, 200, 217, 224, 248, 250, 280, 310, 320, 350, 400, 434, 448, 496, 500, 560, 620, 625, 700, 775, 800, 868, 875, 992, 1000, 1085, 1120, 1240, 1250, 1400, 1550, 1600, 1736, 1750, 1984, 2000, 2170, 2240, 2480, 2500, 2800, 3100, 3125, 3472, 3500, 3875, 4000, 4340, 4375, 4960, 5000, 5425, 5600, 6200, 6250, 6944, 7000, 7750, 8000, 8680, 8750, 9920, 10000, 10850, 11200, 12400, 12500, 13888, 14000, 15500, 17360, 17500, 19375, 20000, 21700, 21875, 24800, 25000, 27125, 28000, 31000, 34720, 35000, 38750, 40000, 43400, 43750, 49600, 50000, 54250, 56000, 62000, 69440, 70000, 77500, 86800, 87500, 96875, 100000, 108500, 124000, 135625, 140000, 155000, 173600, 175000, 193750, 200000, 217000, 248000, 271250, 280000, 310000, 347200, 350000, 387500, 434000, 542500, 620000, 678125, 700000, 775000, 868000, 1085000, 1240000, 1356250, 1400000, 1550000, 1736000, 2170000, 2712500, 3100000, 4340000, 5425000, 6200000, 8680000, 10850000, 21700000, 43400000]

約数ペア:

[(1, 43400000), (2, 21700000), (4, 10850000), (5, 8680000), (7, 6200000), (8, 5425000), (10, 4340000), (14, 3100000), (16, 2712500), (20, 2170000), (25, 1736000), (28, 1550000), (31, 1400000), (32, 1356250), (35, 1240000), (40, 1085000), (50, 868000), (56, 775000), (62, 700000), (64, 678125), (70, 620000), (80, 542500), (100, 434000), (112, 387500), (124, 350000), (125, 347200), (140, 310000), (155, 280000), (160, 271250), (175, 248000), (200, 217000), (217, 200000), (224, 193750), (248, 175000), (250, 173600), (280, 155000), (310, 140000), (320, 135625), (350, 124000), (400, 108500), (434, 100000), (448, 96875), (496, 87500), (500, 86800), (560, 77500), (620, 70000), (625, 69440), (700, 62000), (775, 56000), (800, 54250), (868, 50000), (875, 49600), (992, 43750), (1000, 43400), (1085, 40000), (1120, 38750), (1240, 35000), (1250, 34720), (1400, 31000), (1550, 28000), (1600, 27125), (1736, 25000), (1750, 24800), (1984, 21875), (2000, 21700), (2170, 20000), (2240, 19375), (2480, 17500), (2500, 17360), (2800, 15500), (3100, 14000), (3125, 13888), (3472, 12500), (3500, 12400), (3875, 11200), (4000, 10850), (4340, 10000), (4375, 9920), (4960, 8750), (5000, 8680), (5425, 8000), (5600, 7750), (6200, 7000), (6250, 6944)]