80828216

素因数分解:

$2^3\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3529}}^1$

素因数の和:3951

約数の個数: 32

約数和(自身を含む): 173676000

約数和(自身を除く): 92847784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 409, 818, 1636, 2863, 3272, 3529, 5726, 7058, 11452, 14116, 22904, 24703, 28232, 49406, 98812, 197624, 1443361, 2886722, 5773444, 10103527, 11546888, 20207054, 40414108, 80828216]

約数ペア:

[(1, 80828216), (2, 40414108), (4, 20207054), (7, 11546888), (8, 10103527), (14, 5773444), (28, 2886722), (56, 1443361), (409, 197624), (818, 98812), (1636, 49406), (2863, 28232), (3272, 24703), (3529, 22904), (5726, 14116), (7058, 11452)]