816564177152

素因数分解:

$2^8\times {\mathrm{641}}^1\times {\mathrm{4976137}}^1$

素因数の和:4976794

約数の個数: 36

約数和(自身を含む): 1632481784556

約数和(自身を除く): 815917607404

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 641, 1282, 2564, 5128, 10256, 20512, 41024, 82048, 164096, 4976137, 9952274, 19904548, 39809096, 79618192, 159236384, 318472768, 636945536, 1273891072, 3189703817, 6379407634, 12758815268, 25517630536, 51035261072, 102070522144, 204141044288, 408282088576, 816564177152]

約数ペア:

[(1, 816564177152), (2, 408282088576), (4, 204141044288), (8, 102070522144), (16, 51035261072), (32, 25517630536), (64, 12758815268), (128, 6379407634), (256, 3189703817), (641, 1273891072), (1282, 636945536), (2564, 318472768), (5128, 159236384), (10256, 79618192), (20512, 39809096), (41024, 19904548), (82048, 9952274), (164096, 4976137)]