80640534

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{3931}}^1$

素因数の和:4212

約数の個数: 32

約数和(自身を含む): 174392064

約数和(自身を除く): 93751530

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263, 526, 789, 1578, 3419, 3931, 6838, 7862, 10257, 11793, 20514, 23586, 51103, 102206, 153309, 306618, 1033853, 2067706, 3101559, 6203118, 13440089, 26880178, 40320267, 80640534]

約数ペア:

[(1, 80640534), (2, 40320267), (3, 26880178), (6, 13440089), (13, 6203118), (26, 3101559), (39, 2067706), (78, 1033853), (263, 306618), (526, 153309), (789, 102206), (1578, 51103), (3419, 23586), (3931, 20514), (6838, 11793), (7862, 10257)]