51497870

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{8009}}^1$

素因数の和:8659

約数の個数: 16

約数和(自身を含む): 92851920

約数和(自身を除く): 41354050

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 8009, 16018, 40045, 80090, 5149787, 10299574, 25748935, 51497870]

約数ペア:

[(1, 51497870), (2, 25748935), (5, 10299574), (10, 5149787), (643, 80090), (1286, 40045), (3215, 16018), (6430, 8009)]