80408128

素因数分解:

$2^6\times {\mathrm{809}}^1\times {\mathrm{1553}}^1$

素因数の和:2374

約数の個数: 28

約数和(自身を含む): 159859980

約数和(自身を除く): 79451852

約数列:

[1, 2, 4, 8, 16, 32, 64, 809, 1553, 1618, 3106, 3236, 6212, 6472, 12424, 12944, 24848, 25888, 49696, 51776, 99392, 1256377, 2512754, 5025508, 10051016, 20102032, 40204064, 80408128]

約数ペア:

[(1, 80408128), (2, 40204064), (4, 20102032), (8, 10051016), (16, 5025508), (32, 2512754), (64, 1256377), (809, 99392), (1553, 51776), (1618, 49696), (3106, 25888), (3236, 24848), (6212, 12944), (6472, 12424)]