165780385

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{16103}}^1$

素因数の和:16208

約数の個数: 16

約数和(自身を含む): 208707840

約数和(自身を除く): 42927455

約数列:

[1, 5, 29, 71, 145, 355, 2059, 10295, 16103, 80515, 466987, 1143313, 2334935, 5716565, 33156077, 165780385]

約数ペア:

[(1, 165780385), (5, 33156077), (29, 5716565), (71, 2334935), (145, 1143313), (355, 466987), (2059, 80515), (10295, 16103)]