51464608

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:857

約数の個数: 48

約数和(自身を含む): 109851336

約数和(自身を除く): 58386728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 193, 208, 386, 416, 641, 772, 1282, 1544, 2509, 2564, 3088, 5018, 5128, 6176, 8333, 10036, 10256, 16666, 20072, 20512, 33332, 40144, 66664, 80288, 123713, 133328, 247426, 266656, 494852, 989704, 1608269, 1979408, 3216538, 3958816, 6433076, 12866152, 25732304, 51464608]

約数ペア:

[(1, 51464608), (2, 25732304), (4, 12866152), (8, 6433076), (13, 3958816), (16, 3216538), (26, 1979408), (32, 1608269), (52, 989704), (104, 494852), (193, 266656), (208, 247426), (386, 133328), (416, 123713), (641, 80288), (772, 66664), (1282, 40144), (1544, 33332), (2509, 20512), (2564, 20072), (3088, 16666), (5018, 10256), (5128, 10036), (6176, 8333)]