25490520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 93169440

約数和(自身を除く): 67678920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 55, 60, 66, 72, 82, 88, 90, 99, 110, 120, 123, 132, 157, 164, 165, 180, 198, 205, 220, 246, 264, 314, 328, 330, 360, 369, 396, 410, 440, 451, 471, 492, 495, 615, 628, 660, 738, 785, 792, 820, 902, 942, 984, 990, 1230, 1256, 1320, 1353, 1413, 1476, 1570, 1640, 1727, 1804, 1845, 1884, 1980, 2255, 2355, 2460, 2706, 2826, 2952, 3140, 3454, 3608, 3690, 3768, 3960, 4059, 4510, 4710, 4920, 5181, 5412, 5652, 6280, 6437, 6765, 6908, 7065, 7380, 8118, 8635, 9020, 9420, 10362, 10824, 11304, 12874, 13530, 13816, 14130, 14760, 15543, 16236, 17270, 18040, 18840, 19311, 20295, 20724, 25748, 25905, 27060, 28260, 31086, 32185, 32472, 34540, 38622, 40590, 41448, 51496, 51810, 54120, 56520, 57933, 62172, 64370, 69080, 70807, 77244, 77715, 81180, 96555, 103620, 115866, 124344, 128740, 141614, 154488, 155430, 162360, 193110, 207240, 212421, 231732, 257480, 283228, 289665, 310860, 354035, 386220, 424842, 463464, 566456, 579330, 621720, 637263, 708070, 772440, 849684, 1062105, 1158660, 1274526, 1416140, 1699368, 2124210, 2317320, 2549052, 2832280, 3186315, 4248420, 5098104, 6372630, 8496840, 12745260, 25490520]

約数ペア:

[(1, 25490520), (2, 12745260), (3, 8496840), (4, 6372630), (5, 5098104), (6, 4248420), (8, 3186315), (9, 2832280), (10, 2549052), (11, 2317320), (12, 2124210), (15, 1699368), (18, 1416140), (20, 1274526), (22, 1158660), (24, 1062105), (30, 849684), (33, 772440), (36, 708070), (40, 637263), (41, 621720), (44, 579330), (45, 566456), (55, 463464), (60, 424842), (66, 386220), (72, 354035), (82, 310860), (88, 289665), (90, 283228), (99, 257480), (110, 231732), (120, 212421), (123, 207240), (132, 193110), (157, 162360), (164, 155430), (165, 154488), (180, 141614), (198, 128740), (205, 124344), (220, 115866), (246, 103620), (264, 96555), (314, 81180), (328, 77715), (330, 77244), (360, 70807), (369, 69080), (396, 64370), (410, 62172), (440, 57933), (451, 56520), (471, 54120), (492, 51810), (495, 51496), (615, 41448), (628, 40590), (660, 38622), (738, 34540), (785, 32472), (792, 32185), (820, 31086), (902, 28260), (942, 27060), (984, 25905), (990, 25748), (1230, 20724), (1256, 20295), (1320, 19311), (1353, 18840), (1413, 18040), (1476, 17270), (1570, 16236), (1640, 15543), (1727, 14760), (1804, 14130), (1845, 13816), (1884, 13530), (1980, 12874), (2255, 11304), (2355, 10824), (2460, 10362), (2706, 9420), (2826, 9020), (2952, 8635), (3140, 8118), (3454, 7380), (3608, 7065), (3690, 6908), (3768, 6765), (3960, 6437), (4059, 6280), (4510, 5652), (4710, 5412), (4920, 5181)]