2900804555

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1\times {\mathrm{1549}}^1$

素因数の和:2075

約数の個数: 32

約数和(自身を含む): 3856896000

約数和(自身を除く): 956091445

約数列:

[1, 5, 11, 55, 79, 395, 431, 869, 1549, 2155, 4345, 4741, 7745, 17039, 23705, 34049, 85195, 122371, 170245, 374539, 611855, 667619, 1346081, 1872695, 3338095, 6730405, 7343809, 36719045, 52741901, 263709505, 580160911, 2900804555]

約数ペア:

[(1, 2900804555), (5, 580160911), (11, 263709505), (55, 52741901), (79, 36719045), (395, 7343809), (431, 6730405), (869, 3338095), (1549, 1872695), (2155, 1346081), (4345, 667619), (4741, 611855), (7745, 374539), (17039, 170245), (23705, 122371), (34049, 85195)]