81021695

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{1933}}^1$

素因数の和:2122

約数の個数: 16

約数和(自身を含む): 99423072

約数和(自身を除く): 18401377

約数列:

[1, 5, 83, 101, 415, 505, 1933, 8383, 9665, 41915, 160439, 195233, 802195, 976165, 16204339, 81021695]

約数ペア:

[(1, 81021695), (5, 16204339), (83, 976165), (101, 802195), (415, 195233), (505, 160439), (1933, 41915), (8383, 9665)]