102003280

素因数分解:

$2^4\times 5^1\times {\mathrm{1275041}}^1$

素因数の和:1275054

約数の個数: 20

約数和(自身を含む): 237157812

約数和(自身を除く): 135154532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1275041, 2550082, 5100164, 6375205, 10200328, 12750410, 20400656, 25500820, 51001640, 102003280]

約数ペア:

[(1, 102003280), (2, 51001640), (4, 25500820), (5, 20400656), (8, 12750410), (10, 10200328), (16, 6375205), (20, 5100164), (40, 2550082), (80, 1275041)]