81506688

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 128

約数和(自身を含む): 230307840

約数和(自身を除く): 148801152

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 41, 48, 62, 64, 82, 93, 96, 123, 124, 128, 164, 167, 186, 192, 246, 248, 328, 334, 372, 384, 492, 496, 501, 656, 668, 744, 984, 992, 1002, 1271, 1312, 1336, 1488, 1968, 1984, 2004, 2542, 2624, 2672, 2976, 3813, 3936, 3968, 4008, 5084, 5177, 5248, 5344, 5952, 6847, 7626, 7872, 8016, 10168, 10354, 10688, 11904, 13694, 15252, 15531, 15744, 16032, 20336, 20541, 20708, 21376, 27388, 30504, 31062, 32064, 40672, 41082, 41416, 54776, 61008, 62124, 64128, 81344, 82164, 82832, 109552, 122016, 124248, 162688, 164328, 165664, 212257, 219104, 244032, 248496, 328656, 331328, 424514, 438208, 488064, 496992, 636771, 657312, 662656, 849028, 876416, 993984, 1273542, 1314624, 1698056, 1987968, 2547084, 2629248, 3396112, 5094168, 6792224, 10188336, 13584448, 20376672, 27168896, 40753344, 81506688]

約数ペア:

[(1, 81506688), (2, 40753344), (3, 27168896), (4, 20376672), (6, 13584448), (8, 10188336), (12, 6792224), (16, 5094168), (24, 3396112), (31, 2629248), (32, 2547084), (41, 1987968), (48, 1698056), (62, 1314624), (64, 1273542), (82, 993984), (93, 876416), (96, 849028), (123, 662656), (124, 657312), (128, 636771), (164, 496992), (167, 488064), (186, 438208), (192, 424514), (246, 331328), (248, 328656), (328, 248496), (334, 244032), (372, 219104), (384, 212257), (492, 165664), (496, 164328), (501, 162688), (656, 124248), (668, 122016), (744, 109552), (984, 82832), (992, 82164), (1002, 81344), (1271, 64128), (1312, 62124), (1336, 61008), (1488, 54776), (1968, 41416), (1984, 41082), (2004, 40672), (2542, 32064), (2624, 31062), (2672, 30504), (2976, 27388), (3813, 21376), (3936, 20708), (3968, 20541), (4008, 20336), (5084, 16032), (5177, 15744), (5248, 15531), (5344, 15252), (5952, 13694), (6847, 11904), (7626, 10688), (7872, 10354), (8016, 10168)]