51139870

素因数分解:

$2^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{10501}}^1$

素因数の和:10995

約数の個数: 16

約数和(自身を含む): 92249568

約数和(自身を除く): 41109698

約数列:

[1, 2, 5, 10, 487, 974, 2435, 4870, 10501, 21002, 52505, 105010, 5113987, 10227974, 25569935, 51139870]

約数ペア:

[(1, 51139870), (2, 25569935), (5, 10227974), (10, 5113987), (487, 105010), (974, 52505), (2435, 21002), (4870, 10501)]