51195815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40471}}^1$

素因数の和:40510

約数の個数: 16

約数和(自身を含む): 69935616

約数和(自身を除く): 18739801

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 40471, 202355, 445181, 930833, 2225905, 4654165, 10239163, 51195815]

約数ペア:

[(1, 51195815), (5, 10239163), (11, 4654165), (23, 2225905), (55, 930833), (115, 445181), (253, 202355), (1265, 40471)]