102555280

素因数分解:

$2^4\times 5^1\times {\mathrm{1281941}}^1$

素因数の和:1281954

約数の個数: 20

約数和(自身を含む): 238441212

約数和(自身を除く): 135885932

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1281941, 2563882, 5127764, 6409705, 10255528, 12819410, 20511056, 25638820, 51277640, 102555280]

約数ペア:

[(1, 102555280), (2, 51277640), (4, 25638820), (5, 20511056), (8, 12819410), (10, 10255528), (16, 6409705), (20, 5127764), (40, 2563882), (80, 1281941)]