81926960

素因数分解:

$2^4\times 5^1\times {\mathrm{1024087}}^1$

素因数の和:1024100

約数の個数: 20

約数和(自身を含む): 190480368

約数和(自身を除く): 108553408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1024087, 2048174, 4096348, 5120435, 8192696, 10240870, 16385392, 20481740, 40963480, 81926960]

約数ペア:

[(1, 81926960), (2, 40963480), (4, 20481740), (5, 16385392), (8, 10240870), (10, 8192696), (16, 5120435), (20, 4096348), (40, 2048174), (80, 1024087)]