64638904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1063}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 132531840

約数和(自身を除く): 67892936

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 691, 1063, 1382, 2126, 2764, 4252, 5528, 7601, 8504, 11693, 15202, 23386, 30404, 46772, 60808, 93544, 734533, 1469066, 2938132, 5876264, 8079863, 16159726, 32319452, 64638904]

約数ペア:

[(1, 64638904), (2, 32319452), (4, 16159726), (8, 8079863), (11, 5876264), (22, 2938132), (44, 1469066), (88, 734533), (691, 93544), (1063, 60808), (1382, 46772), (2126, 30404), (2764, 23386), (4252, 15202), (5528, 11693), (7601, 8504)]