79124320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 144

約数和(自身を含む): 211955184

約数和(自身を除く): 132830864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 67, 80, 88, 110, 121, 122, 134, 160, 176, 220, 242, 244, 268, 305, 335, 352, 440, 484, 488, 536, 605, 610, 670, 671, 737, 880, 968, 976, 1072, 1210, 1220, 1340, 1342, 1474, 1760, 1936, 1952, 2144, 2420, 2440, 2680, 2684, 2948, 3355, 3685, 3872, 4087, 4840, 4880, 5360, 5368, 5896, 6710, 7370, 7381, 8107, 8174, 9680, 9760, 10720, 10736, 11792, 13420, 14740, 14762, 16214, 16348, 19360, 20435, 21472, 23584, 26840, 29480, 29524, 32428, 32696, 36905, 40535, 40870, 44957, 53680, 58960, 59048, 64856, 65392, 73810, 81070, 81740, 89914, 107360, 117920, 118096, 129712, 130784, 147620, 162140, 163480, 179828, 224785, 236192, 259424, 295240, 324280, 326960, 359656, 449570, 494527, 590480, 648560, 653920, 719312, 899140, 989054, 1180960, 1297120, 1438624, 1798280, 1978108, 2472635, 3596560, 3956216, 4945270, 7193120, 7912432, 9890540, 15824864, 19781080, 39562160, 79124320]

約数ペア:

[(1, 79124320), (2, 39562160), (4, 19781080), (5, 15824864), (8, 9890540), (10, 7912432), (11, 7193120), (16, 4945270), (20, 3956216), (22, 3596560), (32, 2472635), (40, 1978108), (44, 1798280), (55, 1438624), (61, 1297120), (67, 1180960), (80, 989054), (88, 899140), (110, 719312), (121, 653920), (122, 648560), (134, 590480), (160, 494527), (176, 449570), (220, 359656), (242, 326960), (244, 324280), (268, 295240), (305, 259424), (335, 236192), (352, 224785), (440, 179828), (484, 163480), (488, 162140), (536, 147620), (605, 130784), (610, 129712), (670, 118096), (671, 117920), (737, 107360), (880, 89914), (968, 81740), (976, 81070), (1072, 73810), (1210, 65392), (1220, 64856), (1340, 59048), (1342, 58960), (1474, 53680), (1760, 44957), (1936, 40870), (1952, 40535), (2144, 36905), (2420, 32696), (2440, 32428), (2680, 29524), (2684, 29480), (2948, 26840), (3355, 23584), (3685, 21472), (3872, 20435), (4087, 19360), (4840, 16348), (4880, 16214), (5360, 14762), (5368, 14740), (5896, 13420), (6710, 11792), (7370, 10736), (7381, 10720), (8107, 9760), (8174, 9680)]