81452855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{881}}^1$

素因数の和:979

約数の個数: 24

約数和(自身を含む): 109417392

約数和(自身を除く): 27964537

約数列:

[1, 5, 11, 41, 55, 205, 451, 881, 1681, 2255, 4405, 8405, 9691, 18491, 36121, 48455, 92455, 180605, 397331, 1480961, 1986655, 7404805, 16290571, 81452855]

約数ペア:

[(1, 81452855), (5, 16290571), (11, 7404805), (41, 1986655), (55, 1480961), (205, 397331), (451, 180605), (881, 92455), (1681, 48455), (2255, 36121), (4405, 18491), (8405, 9691)]