80939872

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1889}}^1$

素因数の和:2015

約数の個数: 48

約数和(自身を含む): 173365920

約数和(自身を除く): 92426048

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 103, 104, 206, 208, 412, 416, 824, 1339, 1648, 1889, 2678, 3296, 3778, 5356, 7556, 10712, 15112, 21424, 24557, 30224, 42848, 49114, 60448, 98228, 194567, 196456, 389134, 392912, 778268, 785824, 1556536, 2529371, 3113072, 5058742, 6226144, 10117484, 20234968, 40469936, 80939872]

約数ペア:

[(1, 80939872), (2, 40469936), (4, 20234968), (8, 10117484), (13, 6226144), (16, 5058742), (26, 3113072), (32, 2529371), (52, 1556536), (103, 785824), (104, 778268), (206, 392912), (208, 389134), (412, 196456), (416, 194567), (824, 98228), (1339, 60448), (1648, 49114), (1889, 42848), (2678, 30224), (3296, 24557), (3778, 21424), (5356, 15112), (7556, 10712)]