82748620

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{4261}}^1$

素因数の和:5241

約数の個数: 24

約数和(自身を含む): 173991888

約数和(自身を除く): 91243268

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3884, 4261, 4855, 8522, 9710, 17044, 19420, 21305, 42610, 85220, 4137431, 8274862, 16549724, 20687155, 41374310, 82748620]

約数ペア:

[(1, 82748620), (2, 41374310), (4, 20687155), (5, 16549724), (10, 8274862), (20, 4137431), (971, 85220), (1942, 42610), (3884, 21305), (4261, 19420), (4855, 17044), (8522, 9710)]