81113824

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 186810624

約数和(自身を除く): 105696800

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 43, 44, 46, 86, 88, 92, 172, 176, 184, 233, 253, 344, 352, 368, 466, 473, 506, 688, 736, 932, 946, 989, 1012, 1376, 1864, 1892, 1978, 2024, 2563, 3728, 3784, 3956, 4048, 5126, 5359, 7456, 7568, 7912, 8096, 10019, 10252, 10718, 10879, 15136, 15824, 20038, 20504, 21436, 21758, 31648, 40076, 41008, 42872, 43516, 58949, 80152, 82016, 85744, 87032, 110209, 117898, 160304, 171488, 174064, 220418, 230437, 235796, 320608, 348128, 440836, 460874, 471592, 881672, 921748, 943184, 1763344, 1843496, 1886368, 2534807, 3526688, 3686992, 5069614, 7373984, 10139228, 20278456, 40556912, 81113824]

約数ペア:

[(1, 81113824), (2, 40556912), (4, 20278456), (8, 10139228), (11, 7373984), (16, 5069614), (22, 3686992), (23, 3526688), (32, 2534807), (43, 1886368), (44, 1843496), (46, 1763344), (86, 943184), (88, 921748), (92, 881672), (172, 471592), (176, 460874), (184, 440836), (233, 348128), (253, 320608), (344, 235796), (352, 230437), (368, 220418), (466, 174064), (473, 171488), (506, 160304), (688, 117898), (736, 110209), (932, 87032), (946, 85744), (989, 82016), (1012, 80152), (1376, 58949), (1864, 43516), (1892, 42872), (1978, 41008), (2024, 40076), (2563, 31648), (3728, 21758), (3784, 21436), (3956, 20504), (4048, 20038), (5126, 15824), (5359, 15136), (7456, 10879), (7568, 10718), (7912, 10252), (8096, 10019)]