81180385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113539}}^1$

素因数の和:113568

約数の個数: 16

約数和(自身を含む): 114448320

約数和(自身を除く): 33267935

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 113539, 567695, 1248929, 1476007, 6244645, 7380035, 16236077, 81180385]

約数ペア:

[(1, 81180385), (5, 16236077), (11, 7380035), (13, 6244645), (55, 1476007), (65, 1248929), (143, 567695), (715, 113539)]