81929456

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{10303}}^1$

素因数の和:10389

約数の個数: 40

約数和(自身を含む): 183988224

約数和(自身を除く): 102058768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 10303, 20606, 41212, 72121, 82424, 144242, 164848, 288484, 576968, 731513, 1153936, 1463026, 2926052, 5120591, 5852104, 10241182, 11704208, 20482364, 40964728, 81929456]

約数ペア:

[(1, 81929456), (2, 40964728), (4, 20482364), (7, 11704208), (8, 10241182), (14, 5852104), (16, 5120591), (28, 2926052), (56, 1463026), (71, 1153936), (112, 731513), (142, 576968), (284, 288484), (497, 164848), (568, 144242), (994, 82424), (1136, 72121), (1988, 41212), (3976, 20606), (7952, 10303)]