51980210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{126781}}^1$

素因数の和:126829

約数の個数: 16

約数和(自身を含む): 95847192

約数和(自身を除く): 43866982

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 126781, 253562, 633905, 1267810, 5198021, 10396042, 25990105, 51980210]

約数ペア:

[(1, 51980210), (2, 25990105), (5, 10396042), (10, 5198021), (41, 1267810), (82, 633905), (205, 253562), (410, 126781)]