81417090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{142837}}^1$

素因数の和:142866

約数の個数: 32

約数和(自身を含む): 205686720

約数和(自身を除く): 124269630

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 142837, 285674, 428511, 714185, 857022, 1428370, 2142555, 2713903, 4285110, 5427806, 8141709, 13569515, 16283418, 27139030, 40708545, 81417090]

約数ペア:

[(1, 81417090), (2, 40708545), (3, 27139030), (5, 16283418), (6, 13569515), (10, 8141709), (15, 5427806), (19, 4285110), (30, 2713903), (38, 2142555), (57, 1428370), (95, 857022), (114, 714185), (190, 428511), (285, 285674), (570, 142837)]