51340172

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:642

約数の個数: 36

約数和(自身を含む): 98073360

約数和(自身を除く): 46733188

約数列:

[1, 2, 4, 13, 26, 52, 169, 173, 338, 346, 439, 676, 692, 878, 1756, 2249, 4498, 5707, 8996, 11414, 22828, 29237, 58474, 74191, 75947, 116948, 148382, 151894, 296764, 303788, 987311, 1974622, 3949244, 12835043, 25670086, 51340172]

約数ペア:

[(1, 51340172), (2, 25670086), (4, 12835043), (13, 3949244), (26, 1974622), (52, 987311), (169, 303788), (173, 296764), (338, 151894), (346, 148382), (439, 116948), (676, 75947), (692, 74191), (878, 58474), (1756, 29237), (2249, 22828), (4498, 11414), (5707, 8996)]