80140328

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{1201}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 158664000

約数和(自身を除く): 78523672

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 439, 878, 1201, 1756, 2402, 3512, 4804, 8341, 9608, 16682, 22819, 33364, 45638, 66728, 91276, 182552, 527239, 1054478, 2108956, 4217912, 10017541, 20035082, 40070164, 80140328]

約数ペア:

[(1, 80140328), (2, 40070164), (4, 20035082), (8, 10017541), (19, 4217912), (38, 2108956), (76, 1054478), (152, 527239), (439, 182552), (878, 91276), (1201, 66728), (1756, 45638), (2402, 33364), (3512, 22819), (4804, 16682), (8341, 9608)]