100028080

素因数分解:

$2^4\times 5^1\times {\mathrm{1250351}}^1$

素因数の和:1250364

約数の個数: 20

約数和(自身を含む): 232565472

約数和(自身を除く): 132537392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1250351, 2500702, 5001404, 6251755, 10002808, 12503510, 20005616, 25007020, 50014040, 100028080]

約数ペア:

[(1, 100028080), (2, 50014040), (4, 25007020), (5, 20005616), (8, 12503510), (10, 10002808), (16, 6251755), (20, 5001404), (40, 2500702), (80, 1250351)]