81685808

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{176047}}^1$

素因数の和:176084

約数の個数: 20

約数和(自身を含む): 163724640

約数和(自身を除く): 82038832

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 176047, 352094, 704188, 1408376, 2816752, 5105363, 10210726, 20421452, 40842904, 81685808]

約数ペア:

[(1, 81685808), (2, 40842904), (4, 20421452), (8, 10210726), (16, 5105363), (29, 2816752), (58, 1408376), (116, 704188), (232, 352094), (464, 176047)]