80580956

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{461}}^1\times {\mathrm{491}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 143201520

約数和(自身を除く): 62620564

約数列:

[1, 2, 4, 89, 178, 356, 461, 491, 922, 982, 1844, 1964, 41029, 43699, 82058, 87398, 164116, 174796, 226351, 452702, 905404, 20145239, 40290478, 80580956]

約数ペア:

[(1, 80580956), (2, 40290478), (4, 20145239), (89, 905404), (178, 452702), (356, 226351), (461, 174796), (491, 164116), (922, 87398), (982, 82058), (1844, 43699), (1964, 41029)]