25514720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:161

約数の個数: 192

約数和(自身を含む): 79833600

約数和(自身を除く): 54318880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 109, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 218, 220, 224, 266, 280, 304, 308, 352, 380, 385, 418, 436, 440, 532, 545, 560, 608, 616, 665, 760, 763, 770, 836, 872, 880, 1045, 1064, 1090, 1120, 1199, 1232, 1330, 1463, 1520, 1526, 1540, 1672, 1744, 1760, 2071, 2090, 2128, 2180, 2398, 2464, 2660, 2926, 3040, 3052, 3080, 3344, 3488, 3815, 4142, 4180, 4256, 4360, 4796, 5320, 5852, 5995, 6104, 6160, 6688, 7315, 7630, 8284, 8360, 8393, 8720, 9592, 10355, 10640, 11704, 11990, 12208, 12320, 14497, 14630, 15260, 16568, 16720, 16786, 17440, 19184, 20710, 21280, 22781, 23408, 23980, 24416, 28994, 29260, 30520, 33136, 33440, 33572, 38368, 41420, 41965, 45562, 46816, 47960, 57988, 58520, 61040, 66272, 67144, 72485, 82840, 83930, 91124, 95920, 113905, 115976, 117040, 122080, 134288, 144970, 159467, 165680, 167860, 182248, 191840, 227810, 231952, 234080, 268576, 289940, 318934, 331360, 335720, 364496, 455620, 463904, 579880, 637868, 671440, 728992, 797335, 911240, 1159760, 1275736, 1342880, 1594670, 1822480, 2319520, 2551472, 3189340, 3644960, 5102944, 6378680, 12757360, 25514720]

約数ペア:

[(1, 25514720), (2, 12757360), (4, 6378680), (5, 5102944), (7, 3644960), (8, 3189340), (10, 2551472), (11, 2319520), (14, 1822480), (16, 1594670), (19, 1342880), (20, 1275736), (22, 1159760), (28, 911240), (32, 797335), (35, 728992), (38, 671440), (40, 637868), (44, 579880), (55, 463904), (56, 455620), (70, 364496), (76, 335720), (77, 331360), (80, 318934), (88, 289940), (95, 268576), (109, 234080), (110, 231952), (112, 227810), (133, 191840), (140, 182248), (152, 167860), (154, 165680), (160, 159467), (176, 144970), (190, 134288), (209, 122080), (218, 117040), (220, 115976), (224, 113905), (266, 95920), (280, 91124), (304, 83930), (308, 82840), (352, 72485), (380, 67144), (385, 66272), (418, 61040), (436, 58520), (440, 57988), (532, 47960), (545, 46816), (560, 45562), (608, 41965), (616, 41420), (665, 38368), (760, 33572), (763, 33440), (770, 33136), (836, 30520), (872, 29260), (880, 28994), (1045, 24416), (1064, 23980), (1090, 23408), (1120, 22781), (1199, 21280), (1232, 20710), (1330, 19184), (1463, 17440), (1520, 16786), (1526, 16720), (1540, 16568), (1672, 15260), (1744, 14630), (1760, 14497), (2071, 12320), (2090, 12208), (2128, 11990), (2180, 11704), (2398, 10640), (2464, 10355), (2660, 9592), (2926, 8720), (3040, 8393), (3052, 8360), (3080, 8284), (3344, 7630), (3488, 7315), (3815, 6688), (4142, 6160), (4180, 6104), (4256, 5995), (4360, 5852), (4796, 5320)]