80128216

素因数分解:

$2^3\times 7^1\times {\mathrm{1430861}}^1$

素因数の和:1430874

約数の個数: 16

約数和(自身を含む): 171703440

約数和(自身を除く): 91575224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1430861, 2861722, 5723444, 10016027, 11446888, 20032054, 40064108, 80128216]

約数ペア:

[(1, 80128216), (2, 40064108), (4, 20032054), (7, 11446888), (8, 10016027), (14, 5723444), (28, 2861722), (56, 1430861)]