51202090

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{7963}}^1$

素因数の和:8613

約数の個数: 16

約数和(自身を含む): 92318688

約数和(自身を除く): 41116598

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 7963, 15926, 39815, 79630, 5120209, 10240418, 25601045, 51202090]

約数ペア:

[(1, 51202090), (2, 25601045), (5, 10240418), (10, 5120209), (643, 79630), (1286, 39815), (3215, 15926), (6430, 7963)]