80399944

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{528947}}^1$

素因数の和:528972

約数の個数: 16

約数和(自身を含む): 158684400

約数和(自身を除く): 78284456

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 528947, 1057894, 2115788, 4231576, 10049993, 20099986, 40199972, 80399944]

約数ペア:

[(1, 80399944), (2, 40199972), (4, 20099986), (8, 10049993), (19, 4231576), (38, 2115788), (76, 1057894), (152, 528947)]