66768976

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{78737}}^1$

素因数の和:78798

約数の個数: 20

約数和(自身を含む): 131807412

約数和(自身を除く): 65038436

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 78737, 157474, 314948, 629896, 1259792, 4173061, 8346122, 16692244, 33384488, 66768976]

約数ペア:

[(1, 66768976), (2, 33384488), (4, 16692244), (8, 8346122), (16, 4173061), (53, 1259792), (106, 629896), (212, 314948), (424, 157474), (848, 78737)]