2007250000

素因数分解:

$2^4\times 5^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 280

約数和(自身を含む): 5889924608

約数和(自身を除く): 3882674608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 37, 40, 50, 56, 62, 70, 74, 80, 100, 112, 124, 125, 140, 148, 155, 175, 185, 200, 217, 248, 250, 259, 280, 296, 310, 350, 370, 400, 434, 496, 500, 518, 560, 592, 620, 625, 700, 740, 775, 868, 875, 925, 1000, 1036, 1085, 1147, 1240, 1250, 1295, 1400, 1480, 1550, 1736, 1750, 1850, 2000, 2072, 2170, 2294, 2480, 2500, 2590, 2800, 2960, 3100, 3125, 3472, 3500, 3700, 3875, 4144, 4340, 4375, 4588, 4625, 5000, 5180, 5425, 5735, 6200, 6250, 6475, 7000, 7400, 7750, 8029, 8680, 8750, 9176, 9250, 10000, 10360, 10850, 11470, 12400, 12500, 12950, 14000, 14800, 15500, 15625, 16058, 17360, 17500, 18352, 18500, 19375, 20720, 21700, 21875, 22940, 23125, 25000, 25900, 27125, 28675, 31000, 31250, 32116, 32375, 35000, 37000, 38750, 40145, 43400, 43750, 45880, 46250, 50000, 51800, 54250, 57350, 62000, 62500, 64232, 64750, 70000, 74000, 77500, 80290, 86800, 87500, 91760, 92500, 96875, 103600, 108500, 109375, 114700, 115625, 125000, 128464, 129500, 135625, 143375, 155000, 160580, 161875, 175000, 185000, 193750, 200725, 217000, 218750, 229400, 231250, 250000, 259000, 271250, 286750, 310000, 321160, 323750, 350000, 370000, 387500, 401450, 434000, 437500, 458800, 462500, 484375, 518000, 542500, 573500, 578125, 642320, 647500, 678125, 716875, 775000, 802900, 809375, 875000, 925000, 968750, 1003625, 1085000, 1147000, 1156250, 1295000, 1356250, 1433750, 1550000, 1605800, 1618750, 1750000, 1850000, 1937500, 2007250, 2170000, 2294000, 2312500, 2590000, 2712500, 2867500, 3211600, 3237500, 3390625, 3584375, 3875000, 4014500, 4046875, 4625000, 5018125, 5425000, 5735000, 6475000, 6781250, 7168750, 7750000, 8029000, 8093750, 9250000, 10036250, 10850000, 11470000, 12950000, 13562500, 14337500, 16058000, 16187500, 17921875, 20072500, 25090625, 27125000, 28675000, 32375000, 35843750, 40145000, 50181250, 54250000, 57350000, 64750000, 71687500, 80290000, 100362500, 125453125, 143375000, 200725000, 250906250, 286750000, 401450000, 501812500, 1003625000, 2007250000]

約数ペア:

[(1, 2007250000), (2, 1003625000), (4, 501812500), (5, 401450000), (7, 286750000), (8, 250906250), (10, 200725000), (14, 143375000), (16, 125453125), (20, 100362500), (25, 80290000), (28, 71687500), (31, 64750000), (35, 57350000), (37, 54250000), (40, 50181250), (50, 40145000), (56, 35843750), (62, 32375000), (70, 28675000), (74, 27125000), (80, 25090625), (100, 20072500), (112, 17921875), (124, 16187500), (125, 16058000), (140, 14337500), (148, 13562500), (155, 12950000), (175, 11470000), (185, 10850000), (200, 10036250), (217, 9250000), (248, 8093750), (250, 8029000), (259, 7750000), (280, 7168750), (296, 6781250), (310, 6475000), (350, 5735000), (370, 5425000), (400, 5018125), (434, 4625000), (496, 4046875), (500, 4014500), (518, 3875000), (560, 3584375), (592, 3390625), (620, 3237500), (625, 3211600), (700, 2867500), (740, 2712500), (775, 2590000), (868, 2312500), (875, 2294000), (925, 2170000), (1000, 2007250), (1036, 1937500), (1085, 1850000), (1147, 1750000), (1240, 1618750), (1250, 1605800), (1295, 1550000), (1400, 1433750), (1480, 1356250), (1550, 1295000), (1736, 1156250), (1750, 1147000), (1850, 1085000), (2000, 1003625), (2072, 968750), (2170, 925000), (2294, 875000), (2480, 809375), (2500, 802900), (2590, 775000), (2800, 716875), (2960, 678125), (3100, 647500), (3125, 642320), (3472, 578125), (3500, 573500), (3700, 542500), (3875, 518000), (4144, 484375), (4340, 462500), (4375, 458800), (4588, 437500), (4625, 434000), (5000, 401450), (5180, 387500), (5425, 370000), (5735, 350000), (6200, 323750), (6250, 321160), (6475, 310000), (7000, 286750), (7400, 271250), (7750, 259000), (8029, 250000), (8680, 231250), (8750, 229400), (9176, 218750), (9250, 217000), (10000, 200725), (10360, 193750), (10850, 185000), (11470, 175000), (12400, 161875), (12500, 160580), (12950, 155000), (14000, 143375), (14800, 135625), (15500, 129500), (15625, 128464), (16058, 125000), (17360, 115625), (17500, 114700), (18352, 109375), (18500, 108500), (19375, 103600), (20720, 96875), (21700, 92500), (21875, 91760), (22940, 87500), (23125, 86800), (25000, 80290), (25900, 77500), (27125, 74000), (28675, 70000), (31000, 64750), (31250, 64232), (32116, 62500), (32375, 62000), (35000, 57350), (37000, 54250), (38750, 51800), (40145, 50000), (43400, 46250), (43750, 45880)]