80977996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{881}}^1\times {\mathrm{2089}}^1$

素因数の和:2985

約数の個数: 24

約数和(自身を含む): 154843920

約数和(自身を除く): 73865924

約数列:

[1, 2, 4, 11, 22, 44, 881, 1762, 2089, 3524, 4178, 8356, 9691, 19382, 22979, 38764, 45958, 91916, 1840409, 3680818, 7361636, 20244499, 40488998, 80977996]

約数ペア:

[(1, 80977996), (2, 40488998), (4, 20244499), (11, 7361636), (22, 3680818), (44, 1840409), (881, 91916), (1762, 45958), (2089, 38764), (3524, 22979), (4178, 19382), (8356, 9691)]