102721025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5261}}^1$

素因数の和:5353

約数の個数: 24

約数和(自身を含む): 140937408

約数和(自身を除く): 38216383

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 5261, 19525, 26305, 57871, 131525, 289355, 373531, 1446775, 1867655, 4108841, 9338275, 20544205, 102721025]

約数ペア:

[(1, 102721025), (5, 20544205), (11, 9338275), (25, 4108841), (55, 1867655), (71, 1446775), (275, 373531), (355, 289355), (781, 131525), (1775, 57871), (3905, 26305), (5261, 19525)]