80444000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:75

約数の個数: 288

約数和(自身を含む): 258987456

約数和(自身を除く): 178543456

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 25, 26, 28, 32, 34, 35, 40, 50, 52, 56, 65, 68, 70, 80, 85, 91, 100, 104, 112, 119, 125, 130, 136, 140, 160, 169, 170, 175, 182, 200, 208, 221, 224, 238, 250, 260, 272, 280, 325, 338, 340, 350, 364, 400, 416, 425, 442, 455, 476, 500, 520, 544, 560, 595, 650, 676, 680, 700, 728, 800, 845, 850, 875, 884, 910, 952, 1000, 1040, 1105, 1120, 1183, 1190, 1300, 1352, 1360, 1400, 1456, 1547, 1625, 1690, 1700, 1750, 1768, 1820, 1904, 2000, 2080, 2125, 2210, 2275, 2366, 2380, 2600, 2704, 2720, 2800, 2873, 2912, 2975, 3094, 3250, 3380, 3400, 3500, 3536, 3640, 3808, 4000, 4225, 4250, 4420, 4550, 4732, 4760, 5200, 5408, 5525, 5600, 5746, 5915, 5950, 6188, 6500, 6760, 6800, 7000, 7072, 7280, 7735, 8450, 8500, 8840, 9100, 9464, 9520, 10400, 11050, 11375, 11492, 11830, 11900, 12376, 13000, 13520, 13600, 14000, 14365, 14560, 14875, 15470, 16900, 17000, 17680, 18200, 18928, 19040, 20111, 21125, 22100, 22750, 22984, 23660, 23800, 24752, 26000, 27040, 27625, 28000, 28730, 29575, 29750, 30940, 33800, 34000, 35360, 36400, 37856, 38675, 40222, 42250, 44200, 45500, 45968, 47320, 47600, 49504, 52000, 55250, 57460, 59150, 59500, 61880, 67600, 68000, 71825, 72800, 77350, 80444, 84500, 88400, 91000, 91936, 94640, 95200, 100555, 110500, 114920, 118300, 119000, 123760, 135200, 143650, 147875, 154700, 160888, 169000, 176800, 182000, 189280, 193375, 201110, 221000, 229840, 236600, 238000, 247520, 287300, 295750, 309400, 321776, 338000, 359125, 364000, 386750, 402220, 442000, 459680, 473200, 476000, 502775, 574600, 591500, 618800, 643552, 676000, 718250, 773500, 804440, 884000, 946400, 1005550, 1149200, 1183000, 1237600, 1436500, 1547000, 1608880, 2011100, 2298400, 2366000, 2513875, 2873000, 3094000, 3217760, 4022200, 4732000, 5027750, 5746000, 6188000, 8044400, 10055500, 11492000, 16088800, 20111000, 40222000, 80444000]

約数ペア:

[(1, 80444000), (2, 40222000), (4, 20111000), (5, 16088800), (7, 11492000), (8, 10055500), (10, 8044400), (13, 6188000), (14, 5746000), (16, 5027750), (17, 4732000), (20, 4022200), (25, 3217760), (26, 3094000), (28, 2873000), (32, 2513875), (34, 2366000), (35, 2298400), (40, 2011100), (50, 1608880), (52, 1547000), (56, 1436500), (65, 1237600), (68, 1183000), (70, 1149200), (80, 1005550), (85, 946400), (91, 884000), (100, 804440), (104, 773500), (112, 718250), (119, 676000), (125, 643552), (130, 618800), (136, 591500), (140, 574600), (160, 502775), (169, 476000), (170, 473200), (175, 459680), (182, 442000), (200, 402220), (208, 386750), (221, 364000), (224, 359125), (238, 338000), (250, 321776), (260, 309400), (272, 295750), (280, 287300), (325, 247520), (338, 238000), (340, 236600), (350, 229840), (364, 221000), (400, 201110), (416, 193375), (425, 189280), (442, 182000), (455, 176800), (476, 169000), (500, 160888), (520, 154700), (544, 147875), (560, 143650), (595, 135200), (650, 123760), (676, 119000), (680, 118300), (700, 114920), (728, 110500), (800, 100555), (845, 95200), (850, 94640), (875, 91936), (884, 91000), (910, 88400), (952, 84500), (1000, 80444), (1040, 77350), (1105, 72800), (1120, 71825), (1183, 68000), (1190, 67600), (1300, 61880), (1352, 59500), (1360, 59150), (1400, 57460), (1456, 55250), (1547, 52000), (1625, 49504), (1690, 47600), (1700, 47320), (1750, 45968), (1768, 45500), (1820, 44200), (1904, 42250), (2000, 40222), (2080, 38675), (2125, 37856), (2210, 36400), (2275, 35360), (2366, 34000), (2380, 33800), (2600, 30940), (2704, 29750), (2720, 29575), (2800, 28730), (2873, 28000), (2912, 27625), (2975, 27040), (3094, 26000), (3250, 24752), (3380, 23800), (3400, 23660), (3500, 22984), (3536, 22750), (3640, 22100), (3808, 21125), (4000, 20111), (4225, 19040), (4250, 18928), (4420, 18200), (4550, 17680), (4732, 17000), (4760, 16900), (5200, 15470), (5408, 14875), (5525, 14560), (5600, 14365), (5746, 14000), (5915, 13600), (5950, 13520), (6188, 13000), (6500, 12376), (6760, 11900), (6800, 11830), (7000, 11492), (7072, 11375), (7280, 11050), (7735, 10400), (8450, 9520), (8500, 9464), (8840, 9100)]