80411992

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{277}}^2$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 152473860

約数和(自身を除く): 72061868

約数列:

[1, 2, 4, 8, 131, 262, 277, 524, 554, 1048, 1108, 2216, 36287, 72574, 76729, 145148, 153458, 290296, 306916, 613832, 10051499, 20102998, 40205996, 80411992]

約数ペア:

[(1, 80411992), (2, 40205996), (4, 20102998), (8, 10051499), (131, 613832), (262, 306916), (277, 290296), (524, 153458), (554, 145148), (1048, 76729), (1108, 72574), (2216, 36287)]