261034345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5449}}^1$

素因数の和:5545

約数の個数: 32

約数和(自身を含む): 373564800

約数和(自身を除く): 112530455

約数列:

[1, 5, 11, 13, 55, 65, 67, 143, 335, 715, 737, 871, 3685, 4355, 5449, 9581, 27245, 47905, 59939, 70837, 299695, 354185, 365083, 779207, 1825415, 3896035, 4015913, 4746079, 20079565, 23730395, 52206869, 261034345]

約数ペア:

[(1, 261034345), (5, 52206869), (11, 23730395), (13, 20079565), (55, 4746079), (65, 4015913), (67, 3896035), (143, 1825415), (335, 779207), (715, 365083), (737, 354185), (871, 299695), (3685, 70837), (4355, 59939), (5449, 47905), (9581, 27245)]