80031856

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{19463}}^1$

素因数の和:19728

約数の個数: 20

約数和(自身を含む): 155673072

約数和(自身を除く): 75641216

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 19463, 38926, 77852, 155704, 311408, 5001991, 10003982, 20007964, 40015928, 80031856]

約数ペア:

[(1, 80031856), (2, 40015928), (4, 20007964), (8, 10003982), (16, 5001991), (257, 311408), (514, 155704), (1028, 77852), (2056, 38926), (4112, 19463)]