81285936

素因数分解:

$2^4\times 3^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 216843264

約数和(自身を除く): 135557328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 47, 48, 94, 137, 141, 188, 263, 274, 282, 376, 411, 526, 548, 564, 752, 789, 822, 1052, 1096, 1128, 1578, 1644, 2104, 2192, 2256, 3156, 3288, 4208, 6312, 6439, 6576, 12361, 12624, 12878, 19317, 24722, 25756, 36031, 37083, 38634, 49444, 51512, 72062, 74166, 77268, 98888, 103024, 108093, 144124, 148332, 154536, 197776, 216186, 288248, 296664, 309072, 432372, 576496, 593328, 864744, 1693457, 1729488, 3386914, 5080371, 6773828, 10160742, 13547656, 20321484, 27095312, 40642968, 81285936]

約数ペア:

[(1, 81285936), (2, 40642968), (3, 27095312), (4, 20321484), (6, 13547656), (8, 10160742), (12, 6773828), (16, 5080371), (24, 3386914), (47, 1729488), (48, 1693457), (94, 864744), (137, 593328), (141, 576496), (188, 432372), (263, 309072), (274, 296664), (282, 288248), (376, 216186), (411, 197776), (526, 154536), (548, 148332), (564, 144124), (752, 108093), (789, 103024), (822, 98888), (1052, 77268), (1096, 74166), (1128, 72062), (1578, 51512), (1644, 49444), (2104, 38634), (2192, 37083), (2256, 36031), (3156, 25756), (3288, 24722), (4208, 19317), (6312, 12878), (6439, 12624), (6576, 12361)]