68288675

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2309}}^1$

素因数の和:2352

約数の個数: 36

約数和(自身を含む): 104837040

約数和(自身を除く): 36548365

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 169, 175, 325, 455, 845, 1183, 2275, 2309, 4225, 5915, 11545, 16163, 29575, 30017, 57725, 80815, 150085, 210119, 390221, 404075, 750425, 1050595, 1951105, 2731547, 5252975, 9755525, 13657735, 68288675]

約数ペア:

[(1, 68288675), (5, 13657735), (7, 9755525), (13, 5252975), (25, 2731547), (35, 1951105), (65, 1050595), (91, 750425), (169, 404075), (175, 390221), (325, 210119), (455, 150085), (845, 80815), (1183, 57725), (2275, 30017), (2309, 29575), (4225, 16163), (5915, 11545)]