80817772

素因数分解:

$2^2\times 7^1\times {\mathrm{811}}^1\times {\mathrm{3559}}^1$

素因数の和:4381

約数の個数: 24

約数和(自身を含む): 161880320

約数和(自身を除く): 81062548

約数列:

[1, 2, 4, 7, 14, 28, 811, 1622, 3244, 3559, 5677, 7118, 11354, 14236, 22708, 24913, 49826, 99652, 2886349, 5772698, 11545396, 20204443, 40408886, 80817772]

約数ペア:

[(1, 80817772), (2, 40408886), (4, 20204443), (7, 11545396), (14, 5772698), (28, 2886349), (811, 99652), (1622, 49826), (3244, 24913), (3559, 22708), (5677, 14236), (7118, 11354)]