81910448

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{701}}^1$

素因数の和:885

約数の個数: 40

約数和(自身を含む): 162779760

約数和(自身を除く): 80869312

約数列:

[1, 2, 4, 8, 16, 67, 109, 134, 218, 268, 436, 536, 701, 872, 1072, 1402, 1744, 2804, 5608, 7303, 11216, 14606, 29212, 46967, 58424, 76409, 93934, 116848, 152818, 187868, 305636, 375736, 611272, 751472, 1222544, 5119403, 10238806, 20477612, 40955224, 81910448]

約数ペア:

[(1, 81910448), (2, 40955224), (4, 20477612), (8, 10238806), (16, 5119403), (67, 1222544), (109, 751472), (134, 611272), (218, 375736), (268, 305636), (436, 187868), (536, 152818), (701, 116848), (872, 93934), (1072, 76409), (1402, 58424), (1744, 46967), (2804, 29212), (5608, 14606), (7303, 11216)]