81764672

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:176

約数の個数: 112

約数和(自身を含む): 188561472

約数和(自身を除く): 106796800

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 43, 44, 64, 73, 74, 86, 88, 146, 148, 172, 176, 292, 296, 344, 352, 407, 473, 584, 592, 688, 704, 803, 814, 946, 1168, 1184, 1376, 1591, 1606, 1628, 1892, 2336, 2368, 2701, 2752, 3139, 3182, 3212, 3256, 3784, 4672, 5402, 6278, 6364, 6424, 6512, 7568, 10804, 12556, 12728, 12848, 13024, 15136, 17501, 21608, 25112, 25456, 25696, 26048, 29711, 30272, 34529, 35002, 43216, 50224, 50912, 51392, 59422, 69058, 70004, 86432, 100448, 101824, 116143, 118844, 138116, 140008, 172864, 200896, 232286, 237688, 276232, 280016, 464572, 475376, 552464, 560032, 929144, 950752, 1104928, 1120064, 1277573, 1858288, 1901504, 2209856, 2555146, 3716576, 5110292, 7433152, 10220584, 20441168, 40882336, 81764672]

約数ペア:

[(1, 81764672), (2, 40882336), (4, 20441168), (8, 10220584), (11, 7433152), (16, 5110292), (22, 3716576), (32, 2555146), (37, 2209856), (43, 1901504), (44, 1858288), (64, 1277573), (73, 1120064), (74, 1104928), (86, 950752), (88, 929144), (146, 560032), (148, 552464), (172, 475376), (176, 464572), (292, 280016), (296, 276232), (344, 237688), (352, 232286), (407, 200896), (473, 172864), (584, 140008), (592, 138116), (688, 118844), (704, 116143), (803, 101824), (814, 100448), (946, 86432), (1168, 70004), (1184, 69058), (1376, 59422), (1591, 51392), (1606, 50912), (1628, 50224), (1892, 43216), (2336, 35002), (2368, 34529), (2701, 30272), (2752, 29711), (3139, 26048), (3182, 25696), (3212, 25456), (3256, 25112), (3784, 21608), (4672, 17501), (5402, 15136), (6278, 13024), (6364, 12848), (6424, 12728), (6512, 12556), (7568, 10804)]