81089452

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{2003}}^1$

素因数の和:2385

約数の個数: 24

約数和(自身を含む): 147294000

約数和(自身を除く): 66204548

約数列:

[1, 2, 4, 29, 58, 116, 349, 698, 1396, 2003, 4006, 8012, 10121, 20242, 40484, 58087, 116174, 232348, 699047, 1398094, 2796188, 20272363, 40544726, 81089452]

約数ペア:

[(1, 81089452), (2, 40544726), (4, 20272363), (29, 2796188), (58, 1398094), (116, 699047), (349, 232348), (698, 116174), (1396, 58087), (2003, 40484), (4006, 20242), (8012, 10121)]