66655190

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19433}}^1$

素因数の和:19461

約数の個数: 32

約数和(自身を含む): 139924800

約数和(自身を除く): 73269610

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 19433, 38866, 97165, 136031, 194330, 272062, 680155, 952217, 1360310, 1904434, 4761085, 6665519, 9522170, 13331038, 33327595, 66655190]

約数ペア:

[(1, 66655190), (2, 33327595), (5, 13331038), (7, 9522170), (10, 6665519), (14, 4761085), (35, 1904434), (49, 1360310), (70, 952217), (98, 680155), (245, 272062), (343, 194330), (490, 136031), (686, 97165), (1715, 38866), (3430, 19433)]