80745280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:177

約数の個数: 224

約数和(自身を含む): 250179840

約数和(自身を除く): 169434560

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 32, 35, 40, 44, 55, 56, 58, 64, 70, 77, 80, 88, 110, 112, 113, 116, 140, 145, 154, 160, 176, 203, 220, 224, 226, 232, 280, 290, 308, 319, 320, 352, 385, 406, 440, 448, 452, 464, 560, 565, 580, 616, 638, 704, 770, 791, 812, 880, 904, 928, 1015, 1120, 1130, 1160, 1232, 1243, 1276, 1540, 1582, 1595, 1624, 1760, 1808, 1856, 2030, 2233, 2240, 2260, 2320, 2464, 2486, 2552, 3080, 3164, 3190, 3248, 3277, 3520, 3616, 3955, 4060, 4466, 4520, 4640, 4928, 4972, 5104, 6160, 6215, 6328, 6380, 6496, 6554, 7232, 7910, 8120, 8701, 8932, 9040, 9280, 9944, 10208, 11165, 12320, 12430, 12656, 12760, 12992, 13108, 15820, 16240, 16385, 17402, 17864, 18080, 19888, 20416, 22330, 22939, 24640, 24860, 25312, 25520, 26216, 31640, 32480, 32770, 34804, 35728, 36047, 36160, 39776, 43505, 44660, 45878, 49720, 50624, 51040, 52432, 63280, 64960, 65540, 69608, 71456, 72094, 79552, 87010, 89320, 91756, 99440, 102080, 104864, 114695, 126560, 131080, 139216, 142912, 144188, 174020, 178640, 180235, 183512, 198880, 209728, 229390, 252329, 253120, 262160, 278432, 288376, 348040, 357280, 360470, 367024, 397760, 458780, 504658, 524320, 556864, 576752, 696080, 714560, 720940, 734048, 917560, 1009316, 1048640, 1153504, 1261645, 1392160, 1441880, 1468096, 1835120, 2018632, 2307008, 2523290, 2784320, 2883760, 3670240, 4037264, 5046580, 5767520, 7340480, 8074528, 10093160, 11535040, 16149056, 20186320, 40372640, 80745280]

約数ペア:

[(1, 80745280), (2, 40372640), (4, 20186320), (5, 16149056), (7, 11535040), (8, 10093160), (10, 8074528), (11, 7340480), (14, 5767520), (16, 5046580), (20, 4037264), (22, 3670240), (28, 2883760), (29, 2784320), (32, 2523290), (35, 2307008), (40, 2018632), (44, 1835120), (55, 1468096), (56, 1441880), (58, 1392160), (64, 1261645), (70, 1153504), (77, 1048640), (80, 1009316), (88, 917560), (110, 734048), (112, 720940), (113, 714560), (116, 696080), (140, 576752), (145, 556864), (154, 524320), (160, 504658), (176, 458780), (203, 397760), (220, 367024), (224, 360470), (226, 357280), (232, 348040), (280, 288376), (290, 278432), (308, 262160), (319, 253120), (320, 252329), (352, 229390), (385, 209728), (406, 198880), (440, 183512), (448, 180235), (452, 178640), (464, 174020), (560, 144188), (565, 142912), (580, 139216), (616, 131080), (638, 126560), (704, 114695), (770, 104864), (791, 102080), (812, 99440), (880, 91756), (904, 89320), (928, 87010), (1015, 79552), (1120, 72094), (1130, 71456), (1160, 69608), (1232, 65540), (1243, 64960), (1276, 63280), (1540, 52432), (1582, 51040), (1595, 50624), (1624, 49720), (1760, 45878), (1808, 44660), (1856, 43505), (2030, 39776), (2233, 36160), (2240, 36047), (2260, 35728), (2320, 34804), (2464, 32770), (2486, 32480), (2552, 31640), (3080, 26216), (3164, 25520), (3190, 25312), (3248, 24860), (3277, 24640), (3520, 22939), (3616, 22330), (3955, 20416), (4060, 19888), (4466, 18080), (4520, 17864), (4640, 17402), (4928, 16385), (4972, 16240), (5104, 15820), (6160, 13108), (6215, 12992), (6328, 12760), (6380, 12656), (6496, 12430), (6554, 12320), (7232, 11165), (7910, 10208), (8120, 9944), (8701, 9280), (8932, 9040)]