66933328

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^3\times {\mathrm{449}}^1$

素因数の和:497

約数の個数: 80

約数和(自身を含む): 163382400

約数和(自身を除く): 96449072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 121, 154, 176, 242, 308, 449, 484, 616, 847, 898, 968, 1232, 1331, 1694, 1796, 1936, 2662, 3143, 3388, 3592, 4939, 5324, 6286, 6776, 7184, 9317, 9878, 10648, 12572, 13552, 18634, 19756, 21296, 25144, 34573, 37268, 39512, 50288, 54329, 69146, 74536, 79024, 108658, 138292, 149072, 217316, 276584, 380303, 434632, 553168, 597619, 760606, 869264, 1195238, 1521212, 2390476, 3042424, 4183333, 4780952, 6084848, 8366666, 9561904, 16733332, 33466664, 66933328]

約数ペア:

[(1, 66933328), (2, 33466664), (4, 16733332), (7, 9561904), (8, 8366666), (11, 6084848), (14, 4780952), (16, 4183333), (22, 3042424), (28, 2390476), (44, 1521212), (56, 1195238), (77, 869264), (88, 760606), (112, 597619), (121, 553168), (154, 434632), (176, 380303), (242, 276584), (308, 217316), (449, 149072), (484, 138292), (616, 108658), (847, 79024), (898, 74536), (968, 69146), (1232, 54329), (1331, 50288), (1694, 39512), (1796, 37268), (1936, 34573), (2662, 25144), (3143, 21296), (3388, 19756), (3592, 18634), (4939, 13552), (5324, 12572), (6286, 10648), (6776, 9878), (7184, 9317)]