78649856

素因数分解:

$2^9\times {\mathrm{29}}^1\times {\mathrm{5297}}^1$

素因数の和:5344

約数の個数: 40

約数和(自身を含む): 162595620

約数和(自身を除く): 83945764

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 928, 1856, 3712, 5297, 7424, 10594, 14848, 21188, 42376, 84752, 153613, 169504, 307226, 339008, 614452, 678016, 1228904, 1356032, 2457808, 2712064, 4915616, 9831232, 19662464, 39324928, 78649856]

約数ペア:

[(1, 78649856), (2, 39324928), (4, 19662464), (8, 9831232), (16, 4915616), (29, 2712064), (32, 2457808), (58, 1356032), (64, 1228904), (116, 678016), (128, 614452), (232, 339008), (256, 307226), (464, 169504), (512, 153613), (928, 84752), (1856, 42376), (3712, 21188), (5297, 14848), (7424, 10594)]