85121564

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{397}}^1\times {\mathrm{443}}^1$

素因数の和:866

約数の個数: 36

約数和(自身を含む): 164518872

約数和(自身を除く): 79397308

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 397, 443, 484, 794, 886, 1588, 1772, 4367, 4873, 8734, 9746, 17468, 19492, 48037, 53603, 96074, 107206, 175871, 192148, 214412, 351742, 703484, 1934581, 3869162, 7738324, 21280391, 42560782, 85121564]

約数ペア:

[(1, 85121564), (2, 42560782), (4, 21280391), (11, 7738324), (22, 3869162), (44, 1934581), (121, 703484), (242, 351742), (397, 214412), (443, 192148), (484, 175871), (794, 107206), (886, 96074), (1588, 53603), (1772, 48037), (4367, 19492), (4873, 17468), (8734, 9746)]