81993312

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16747}}^1$

素因数の和:16780

約数の個数: 72

約数和(自身を含む): 246899016

約数和(自身を除く): 164905704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 288, 306, 408, 544, 612, 816, 1224, 1632, 2448, 4896, 16747, 33494, 50241, 66988, 100482, 133976, 150723, 200964, 267952, 284699, 301446, 401928, 535904, 569398, 602892, 803856, 854097, 1138796, 1205784, 1607712, 1708194, 2277592, 2411568, 2562291, 3416388, 4555184, 4823136, 5124582, 6832776, 9110368, 10249164, 13665552, 20498328, 27331104, 40996656, 81993312]

約数ペア:

[(1, 81993312), (2, 40996656), (3, 27331104), (4, 20498328), (6, 13665552), (8, 10249164), (9, 9110368), (12, 6832776), (16, 5124582), (17, 4823136), (18, 4555184), (24, 3416388), (32, 2562291), (34, 2411568), (36, 2277592), (48, 1708194), (51, 1607712), (68, 1205784), (72, 1138796), (96, 854097), (102, 803856), (136, 602892), (144, 569398), (153, 535904), (204, 401928), (272, 301446), (288, 284699), (306, 267952), (408, 200964), (544, 150723), (612, 133976), (816, 100482), (1224, 66988), (1632, 50241), (2448, 33494), (4896, 16747)]