81530195

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{1489}}^1$

素因数の和:1774

約数の個数: 16

約数和(自身を含む): 100414080

約数和(自身を除く): 18883885

約数列:

[1, 5, 47, 233, 235, 1165, 1489, 7445, 10951, 54755, 69983, 346937, 349915, 1734685, 16306039, 81530195]

約数ペア:

[(1, 81530195), (5, 16306039), (47, 1734685), (233, 349915), (235, 346937), (1165, 69983), (1489, 54755), (7445, 10951)]