80396756

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{3863}}^1$

素因数の和:3932

約数の個数: 36

約数和(自身を含む): 158284896

約数和(自身を除く): 77888140

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1892, 3863, 5203, 7726, 10406, 15452, 20812, 42493, 84986, 166109, 169972, 332218, 467423, 664436, 934846, 1827199, 1869692, 3654398, 7308796, 20099189, 40198378, 80396756]

約数ペア:

[(1, 80396756), (2, 40198378), (4, 20099189), (11, 7308796), (22, 3654398), (43, 1869692), (44, 1827199), (86, 934846), (121, 664436), (172, 467423), (242, 332218), (473, 169972), (484, 166109), (946, 84986), (1892, 42493), (3863, 20812), (5203, 15452), (7726, 10406)]