72665776

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{110771}}^1$

素因数の和:110820

約数の個数: 20

約数和(自身を含む): 144225144

約数和(自身を除く): 71559368

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 110771, 221542, 443084, 886168, 1772336, 4541611, 9083222, 18166444, 36332888, 72665776]

約数ペア:

[(1, 72665776), (2, 36332888), (4, 18166444), (8, 9083222), (16, 4541611), (41, 1772336), (82, 886168), (164, 443084), (328, 221542), (656, 110771)]