87540656

素因数分解:

$2^4\times 7^2\times {\mathrm{111659}}^1$

素因数の和:111681

約数の個数: 30

約数和(自身を含む): 197303220

約数和(自身を除く): 109762564

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 111659, 223318, 446636, 781613, 893272, 1563226, 1786544, 3126452, 5471291, 6252904, 10942582, 12505808, 21885164, 43770328, 87540656]

約数ペア:

[(1, 87540656), (2, 43770328), (4, 21885164), (7, 12505808), (8, 10942582), (14, 6252904), (16, 5471291), (28, 3126452), (49, 1786544), (56, 1563226), (98, 893272), (112, 781613), (196, 446636), (392, 223318), (784, 111659)]