80305280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 192

約数和(自身を含む): 227094840

約数和(自身を除く): 146789560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 61, 64, 68, 80, 85, 88, 110, 121, 122, 128, 136, 160, 170, 176, 187, 220, 242, 244, 272, 305, 320, 340, 352, 374, 440, 484, 488, 544, 605, 610, 640, 671, 680, 704, 748, 880, 935, 968, 976, 1037, 1088, 1210, 1220, 1342, 1360, 1408, 1496, 1760, 1870, 1936, 1952, 2057, 2074, 2176, 2420, 2440, 2684, 2720, 2992, 3355, 3520, 3740, 3872, 3904, 4114, 4148, 4840, 4880, 5185, 5368, 5440, 5984, 6710, 7040, 7381, 7480, 7744, 7808, 8228, 8296, 9680, 9760, 10285, 10370, 10736, 10880, 11407, 11968, 13420, 14762, 14960, 15488, 16456, 16592, 19360, 19520, 20570, 20740, 21472, 22814, 23936, 26840, 29524, 29920, 32912, 33184, 36905, 38720, 39040, 41140, 41480, 42944, 45628, 53680, 57035, 59048, 59840, 65824, 66368, 73810, 77440, 82280, 82960, 85888, 91256, 107360, 114070, 118096, 119680, 125477, 131648, 132736, 147620, 164560, 165920, 182512, 214720, 228140, 236192, 250954, 263296, 295240, 329120, 331840, 365024, 429440, 456280, 472384, 501908, 590480, 627385, 658240, 663680, 730048, 912560, 944768, 1003816, 1180960, 1254770, 1316480, 1460096, 1825120, 2007632, 2361920, 2509540, 3650240, 4015264, 4723840, 5019080, 7300480, 8030528, 10038160, 16061056, 20076320, 40152640, 80305280]

約数ペア:

[(1, 80305280), (2, 40152640), (4, 20076320), (5, 16061056), (8, 10038160), (10, 8030528), (11, 7300480), (16, 5019080), (17, 4723840), (20, 4015264), (22, 3650240), (32, 2509540), (34, 2361920), (40, 2007632), (44, 1825120), (55, 1460096), (61, 1316480), (64, 1254770), (68, 1180960), (80, 1003816), (85, 944768), (88, 912560), (110, 730048), (121, 663680), (122, 658240), (128, 627385), (136, 590480), (160, 501908), (170, 472384), (176, 456280), (187, 429440), (220, 365024), (242, 331840), (244, 329120), (272, 295240), (305, 263296), (320, 250954), (340, 236192), (352, 228140), (374, 214720), (440, 182512), (484, 165920), (488, 164560), (544, 147620), (605, 132736), (610, 131648), (640, 125477), (671, 119680), (680, 118096), (704, 114070), (748, 107360), (880, 91256), (935, 85888), (968, 82960), (976, 82280), (1037, 77440), (1088, 73810), (1210, 66368), (1220, 65824), (1342, 59840), (1360, 59048), (1408, 57035), (1496, 53680), (1760, 45628), (1870, 42944), (1936, 41480), (1952, 41140), (2057, 39040), (2074, 38720), (2176, 36905), (2420, 33184), (2440, 32912), (2684, 29920), (2720, 29524), (2992, 26840), (3355, 23936), (3520, 22814), (3740, 21472), (3872, 20740), (3904, 20570), (4114, 19520), (4148, 19360), (4840, 16592), (4880, 16456), (5185, 15488), (5368, 14960), (5440, 14762), (5984, 13420), (6710, 11968), (7040, 11407), (7381, 10880), (7480, 10736), (7744, 10370), (7808, 10285), (8228, 9760), (8296, 9680)]