80163978

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{1373}}^1$

素因数の和:1678

約数の個数: 32

約数和(自身を含む): 165407616

約数和(自身を除く): 85243638

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 263, 526, 789, 1373, 1578, 2746, 4119, 8238, 9731, 19462, 29193, 50801, 58386, 101602, 152403, 304806, 361099, 722198, 1083297, 2166594, 13360663, 26721326, 40081989, 80163978]

約数ペア:

[(1, 80163978), (2, 40081989), (3, 26721326), (6, 13360663), (37, 2166594), (74, 1083297), (111, 722198), (222, 361099), (263, 304806), (526, 152403), (789, 101602), (1373, 58386), (1578, 50801), (2746, 29193), (4119, 19462), (8238, 9731)]