86263216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{647}}^1$

素因数の和:1309

約数の個数: 40

約数和(自身を含む): 180550944

約数和(自身を除く): 94287728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 641, 647, 1282, 1294, 2564, 2588, 5128, 5176, 8333, 8411, 10256, 10352, 16666, 16822, 33332, 33644, 66664, 67288, 133328, 134576, 414727, 829454, 1658908, 3317816, 5391451, 6635632, 10782902, 21565804, 43131608, 86263216]

約数ペア:

[(1, 86263216), (2, 43131608), (4, 21565804), (8, 10782902), (13, 6635632), (16, 5391451), (26, 3317816), (52, 1658908), (104, 829454), (208, 414727), (641, 134576), (647, 133328), (1282, 67288), (1294, 66664), (2564, 33644), (2588, 33332), (5128, 16822), (5176, 16666), (8333, 10352), (8411, 10256)]