68752385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{15787}}^1$

素因数の和:15872

約数の個数: 16

約数和(自身を含む): 90181056

約数和(自身を除く): 21428671

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 15787, 78935, 205231, 1026155, 1057729, 5288645, 13750477, 68752385]

約数ペア:

[(1, 68752385), (5, 13750477), (13, 5288645), (65, 1057729), (67, 1026155), (335, 205231), (871, 78935), (4355, 15787)]