81571055

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{7121}}^1$

素因数の和:7234

約数の個数: 16

約数和(自身を含む): 102556800

約数和(自身を除く): 20985745

約数列:

[1, 5, 29, 79, 145, 395, 2291, 7121, 11455, 35605, 206509, 562559, 1032545, 2812795, 16314211, 81571055]

約数ペア:

[(1, 81571055), (5, 16314211), (29, 2812795), (79, 1032545), (145, 562559), (395, 206509), (2291, 35605), (7121, 11455)]