84490000

素因数分解:

$2^4\times 5^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:123

約数の個数: 200

約数和(自身を含む): 251019648

約数和(自身を除く): 166529648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 71, 80, 85, 100, 112, 119, 125, 136, 140, 142, 170, 175, 200, 238, 250, 272, 280, 284, 340, 350, 355, 400, 425, 476, 497, 500, 560, 568, 595, 625, 680, 700, 710, 850, 875, 952, 994, 1000, 1136, 1190, 1207, 1250, 1360, 1400, 1420, 1700, 1750, 1775, 1904, 1988, 2000, 2125, 2380, 2414, 2485, 2500, 2800, 2840, 2975, 3400, 3500, 3550, 3976, 4250, 4375, 4760, 4828, 4970, 5000, 5680, 5950, 6035, 6800, 7000, 7100, 7952, 8449, 8500, 8750, 8875, 9520, 9656, 9940, 10000, 10625, 11900, 12070, 12425, 14000, 14200, 14875, 16898, 17000, 17500, 17750, 19312, 19880, 21250, 23800, 24140, 24850, 28400, 29750, 30175, 33796, 34000, 35000, 35500, 39760, 42245, 42500, 44375, 47600, 48280, 49700, 59500, 60350, 62125, 67592, 70000, 71000, 74375, 84490, 85000, 88750, 96560, 99400, 119000, 120700, 124250, 135184, 142000, 148750, 150875, 168980, 170000, 177500, 198800, 211225, 238000, 241400, 248500, 297500, 301750, 310625, 337960, 355000, 422450, 482800, 497000, 595000, 603500, 621250, 675920, 710000, 754375, 844900, 994000, 1056125, 1190000, 1207000, 1242500, 1508750, 1689800, 2112250, 2414000, 2485000, 3017500, 3379600, 4224500, 4970000, 5280625, 6035000, 8449000, 10561250, 12070000, 16898000, 21122500, 42245000, 84490000]

約数ペア:

[(1, 84490000), (2, 42245000), (4, 21122500), (5, 16898000), (7, 12070000), (8, 10561250), (10, 8449000), (14, 6035000), (16, 5280625), (17, 4970000), (20, 4224500), (25, 3379600), (28, 3017500), (34, 2485000), (35, 2414000), (40, 2112250), (50, 1689800), (56, 1508750), (68, 1242500), (70, 1207000), (71, 1190000), (80, 1056125), (85, 994000), (100, 844900), (112, 754375), (119, 710000), (125, 675920), (136, 621250), (140, 603500), (142, 595000), (170, 497000), (175, 482800), (200, 422450), (238, 355000), (250, 337960), (272, 310625), (280, 301750), (284, 297500), (340, 248500), (350, 241400), (355, 238000), (400, 211225), (425, 198800), (476, 177500), (497, 170000), (500, 168980), (560, 150875), (568, 148750), (595, 142000), (625, 135184), (680, 124250), (700, 120700), (710, 119000), (850, 99400), (875, 96560), (952, 88750), (994, 85000), (1000, 84490), (1136, 74375), (1190, 71000), (1207, 70000), (1250, 67592), (1360, 62125), (1400, 60350), (1420, 59500), (1700, 49700), (1750, 48280), (1775, 47600), (1904, 44375), (1988, 42500), (2000, 42245), (2125, 39760), (2380, 35500), (2414, 35000), (2485, 34000), (2500, 33796), (2800, 30175), (2840, 29750), (2975, 28400), (3400, 24850), (3500, 24140), (3550, 23800), (3976, 21250), (4250, 19880), (4375, 19312), (4760, 17750), (4828, 17500), (4970, 17000), (5000, 16898), (5680, 14875), (5950, 14200), (6035, 14000), (6800, 12425), (7000, 12070), (7100, 11900), (7952, 10625), (8449, 10000), (8500, 9940), (8750, 9656), (8875, 9520)]