5278329130

素因数分解:

$2^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{820891}}^1$

素因数の和:821541

約数の個数: 16

約数和(自身を含む): 9515780064

約数和(自身を除く): 4237450934

約数列:

[1, 2, 5, 10, 643, 1286, 3215, 6430, 820891, 1641782, 4104455, 8208910, 527832913, 1055665826, 2639164565, 5278329130]

約数ペア:

[(1, 5278329130), (2, 2639164565), (5, 1055665826), (10, 527832913), (643, 8208910), (1286, 4104455), (3215, 1641782), (6430, 820891)]