28162400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 80994816

約数和(自身を除く): 52832416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 47, 50, 56, 70, 80, 94, 100, 107, 112, 140, 160, 175, 188, 200, 214, 224, 235, 280, 329, 350, 376, 400, 428, 470, 535, 560, 658, 700, 749, 752, 800, 856, 940, 1070, 1120, 1175, 1316, 1400, 1498, 1504, 1645, 1712, 1880, 2140, 2350, 2632, 2675, 2800, 2996, 3290, 3424, 3745, 3760, 4280, 4700, 5029, 5264, 5350, 5600, 5992, 6580, 7490, 7520, 8225, 8560, 9400, 10058, 10528, 10700, 11984, 13160, 14980, 16450, 17120, 18725, 18800, 20116, 21400, 23968, 25145, 26320, 29960, 32900, 35203, 37450, 37600, 40232, 42800, 50290, 52640, 59920, 65800, 70406, 74900, 80464, 85600, 100580, 119840, 125725, 131600, 140812, 149800, 160928, 176015, 201160, 251450, 263200, 281624, 299600, 352030, 402320, 502900, 563248, 599200, 704060, 804640, 880075, 1005800, 1126496, 1408120, 1760150, 2011600, 2816240, 3520300, 4023200, 5632480, 7040600, 14081200, 28162400]

約数ペア:

[(1, 28162400), (2, 14081200), (4, 7040600), (5, 5632480), (7, 4023200), (8, 3520300), (10, 2816240), (14, 2011600), (16, 1760150), (20, 1408120), (25, 1126496), (28, 1005800), (32, 880075), (35, 804640), (40, 704060), (47, 599200), (50, 563248), (56, 502900), (70, 402320), (80, 352030), (94, 299600), (100, 281624), (107, 263200), (112, 251450), (140, 201160), (160, 176015), (175, 160928), (188, 149800), (200, 140812), (214, 131600), (224, 125725), (235, 119840), (280, 100580), (329, 85600), (350, 80464), (376, 74900), (400, 70406), (428, 65800), (470, 59920), (535, 52640), (560, 50290), (658, 42800), (700, 40232), (749, 37600), (752, 37450), (800, 35203), (856, 32900), (940, 29960), (1070, 26320), (1120, 25145), (1175, 23968), (1316, 21400), (1400, 20116), (1498, 18800), (1504, 18725), (1645, 17120), (1712, 16450), (1880, 14980), (2140, 13160), (2350, 11984), (2632, 10700), (2675, 10528), (2800, 10058), (2996, 9400), (3290, 8560), (3424, 8225), (3745, 7520), (3760, 7490), (4280, 6580), (4700, 5992), (5029, 5600), (5264, 5350)]