7980185

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 9849600

約数和(自身を除く): 1869415

約数列:

[1, 5, 79, 89, 227, 395, 445, 1135, 7031, 17933, 20203, 35155, 89665, 101015, 1596037, 7980185]

約数ペア:

[(1, 7980185), (5, 1596037), (79, 101015), (89, 89665), (227, 35155), (395, 20203), (445, 17933), (1135, 7031)]