51905090

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{12329}}^1$

素因数の和:12757

約数の個数: 16

約数和(自身を含む): 93658680

約数和(自身を除く): 41753590

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 12329, 24658, 61645, 123290, 5190509, 10381018, 25952545, 51905090]

約数ペア:

[(1, 51905090), (2, 25952545), (5, 10381018), (10, 5190509), (421, 123290), (842, 61645), (2105, 24658), (4210, 12329)]