81190032

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 120

約数和(自身を含む): 263608128

約数和(自身を除く): 182418096

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 56, 66, 77, 84, 88, 112, 121, 132, 154, 168, 176, 231, 242, 264, 308, 336, 363, 462, 484, 528, 616, 726, 847, 924, 968, 1232, 1452, 1694, 1848, 1936, 1997, 2541, 2904, 3388, 3696, 3994, 5082, 5808, 5991, 6776, 7988, 10164, 11982, 13552, 13979, 15976, 20328, 21967, 23964, 27958, 31952, 40656, 41937, 43934, 47928, 55916, 65901, 83874, 87868, 95856, 111832, 131802, 153769, 167748, 175736, 223664, 241637, 263604, 307538, 335496, 351472, 461307, 483274, 527208, 615076, 670992, 724911, 922614, 966548, 1054416, 1230152, 1449822, 1691459, 1845228, 1933096, 2460304, 2899644, 3382918, 3690456, 3866192, 5074377, 5799288, 6765836, 7380912, 10148754, 11598576, 13531672, 20297508, 27063344, 40595016, 81190032]

約数ペア:

[(1, 81190032), (2, 40595016), (3, 27063344), (4, 20297508), (6, 13531672), (7, 11598576), (8, 10148754), (11, 7380912), (12, 6765836), (14, 5799288), (16, 5074377), (21, 3866192), (22, 3690456), (24, 3382918), (28, 2899644), (33, 2460304), (42, 1933096), (44, 1845228), (48, 1691459), (56, 1449822), (66, 1230152), (77, 1054416), (84, 966548), (88, 922614), (112, 724911), (121, 670992), (132, 615076), (154, 527208), (168, 483274), (176, 461307), (231, 351472), (242, 335496), (264, 307538), (308, 263604), (336, 241637), (363, 223664), (462, 175736), (484, 167748), (528, 153769), (616, 131802), (726, 111832), (847, 95856), (924, 87868), (968, 83874), (1232, 65901), (1452, 55916), (1694, 47928), (1848, 43934), (1936, 41937), (1997, 40656), (2541, 31952), (2904, 27958), (3388, 23964), (3696, 21967), (3994, 20328), (5082, 15976), (5808, 13979), (5991, 13552), (6776, 11982), (7988, 10164)]