78857728

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:207

約数の個数: 80

約数和(自身を含む): 167935680

約数和(自身を除く): 89077952

約数列:

[1, 2, 4, 8, 16, 29, 32, 47, 58, 64, 94, 113, 116, 128, 188, 226, 232, 256, 376, 452, 464, 512, 752, 904, 928, 1363, 1504, 1808, 1856, 2726, 3008, 3277, 3616, 3712, 5311, 5452, 6016, 6554, 7232, 7424, 10622, 10904, 12032, 13108, 14464, 14848, 21244, 21808, 24064, 26216, 28928, 42488, 43616, 52432, 57856, 84976, 87232, 104864, 154019, 169952, 174464, 209728, 308038, 339904, 348928, 419456, 616076, 679808, 697856, 838912, 1232152, 1359616, 1677824, 2464304, 2719232, 4928608, 9857216, 19714432, 39428864, 78857728]

約数ペア:

[(1, 78857728), (2, 39428864), (4, 19714432), (8, 9857216), (16, 4928608), (29, 2719232), (32, 2464304), (47, 1677824), (58, 1359616), (64, 1232152), (94, 838912), (113, 697856), (116, 679808), (128, 616076), (188, 419456), (226, 348928), (232, 339904), (256, 308038), (376, 209728), (452, 174464), (464, 169952), (512, 154019), (752, 104864), (904, 87232), (928, 84976), (1363, 57856), (1504, 52432), (1808, 43616), (1856, 42488), (2726, 28928), (3008, 26216), (3277, 24064), (3616, 21808), (3712, 21244), (5311, 14848), (5452, 14464), (6016, 13108), (6554, 12032), (7232, 10904), (7424, 10622)]