80684080

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{15053}}^1$

素因数の和:15133

約数の個数: 40

約数和(自身を含む): 190402992

約数和(自身を除く): 109718912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 15053, 30106, 60212, 75265, 120424, 150530, 240848, 301060, 602120, 1008551, 1204240, 2017102, 4034204, 5042755, 8068408, 10085510, 16136816, 20171020, 40342040, 80684080]

約数ペア:

[(1, 80684080), (2, 40342040), (4, 20171020), (5, 16136816), (8, 10085510), (10, 8068408), (16, 5042755), (20, 4034204), (40, 2017102), (67, 1204240), (80, 1008551), (134, 602120), (268, 301060), (335, 240848), (536, 150530), (670, 120424), (1072, 75265), (1340, 60212), (2680, 30106), (5360, 15053)]