85580728

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 163215360

約数和(自身を除く): 77634632

約数列:

[1, 2, 4, 8, 127, 131, 254, 262, 508, 524, 643, 1016, 1048, 1286, 2572, 5144, 16637, 33274, 66548, 81661, 84233, 133096, 163322, 168466, 326644, 336932, 653288, 673864, 10697591, 21395182, 42790364, 85580728]

約数ペア:

[(1, 85580728), (2, 42790364), (4, 21395182), (8, 10697591), (127, 673864), (131, 653288), (254, 336932), (262, 326644), (508, 168466), (524, 163322), (643, 133096), (1016, 84233), (1048, 81661), (1286, 66548), (2572, 33274), (5144, 16637)]