66817085

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1\times {\mathrm{821}}^1$

素因数の和:1264

約数の個数: 16

約数和(自身を含む): 82443312

約数和(自身を除く): 15626227

約数列:

[1, 5, 41, 205, 397, 821, 1985, 4105, 16277, 33661, 81385, 168305, 325937, 1629685, 13363417, 66817085]

約数ペア:

[(1, 66817085), (5, 13363417), (41, 1629685), (205, 325937), (397, 168305), (821, 81385), (1985, 33661), (4105, 16277)]