80916498

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20341}}^1$

素因数の和:20379

約数の個数: 48

約数和(自身を含む): 199921176

約数和(自身を除く): 119004678

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 20341, 40682, 61023, 122046, 183069, 264433, 345797, 366138, 528866, 691594, 793299, 1037391, 1586598, 2074782, 2379897, 3112173, 4495361, 4759794, 6224346, 8990722, 13486083, 26972166, 40458249, 80916498]

約数ペア:

[(1, 80916498), (2, 40458249), (3, 26972166), (6, 13486083), (9, 8990722), (13, 6224346), (17, 4759794), (18, 4495361), (26, 3112173), (34, 2379897), (39, 2074782), (51, 1586598), (78, 1037391), (102, 793299), (117, 691594), (153, 528866), (221, 366138), (234, 345797), (306, 264433), (442, 183069), (663, 122046), (1326, 61023), (1989, 40682), (3978, 20341)]