81280098

素因数分解:

$2^1\times 3^5\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 193939200

約数和(自身を除く): 112659102

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 73, 79, 81, 87, 146, 158, 162, 174, 219, 237, 243, 261, 438, 474, 486, 522, 657, 711, 783, 1314, 1422, 1566, 1971, 2117, 2133, 2291, 2349, 3942, 4234, 4266, 4582, 4698, 5767, 5913, 6351, 6399, 6873, 7047, 11534, 11826, 12702, 12798, 13746, 14094, 17301, 17739, 19053, 19197, 20619, 34602, 35478, 38106, 38394, 41238, 51903, 57159, 61857, 103806, 114318, 123714, 155709, 167243, 171477, 185571, 311418, 334486, 342954, 371142, 467127, 501729, 514431, 556713, 934254, 1003458, 1028862, 1113426, 1401381, 1505187, 2802762, 3010374, 4515561, 9031122, 13546683, 27093366, 40640049, 81280098]

約数ペア:

[(1, 81280098), (2, 40640049), (3, 27093366), (6, 13546683), (9, 9031122), (18, 4515561), (27, 3010374), (29, 2802762), (54, 1505187), (58, 1401381), (73, 1113426), (79, 1028862), (81, 1003458), (87, 934254), (146, 556713), (158, 514431), (162, 501729), (174, 467127), (219, 371142), (237, 342954), (243, 334486), (261, 311418), (438, 185571), (474, 171477), (486, 167243), (522, 155709), (657, 123714), (711, 114318), (783, 103806), (1314, 61857), (1422, 57159), (1566, 51903), (1971, 41238), (2117, 38394), (2133, 38106), (2291, 35478), (2349, 34602), (3942, 20619), (4234, 19197), (4266, 19053), (4582, 17739), (4698, 17301), (5767, 14094), (5913, 13746), (6351, 12798), (6399, 12702), (6873, 11826), (7047, 11534)]