81400272

素因数分解:

$2^4\times 3^1\times {\mathrm{1695839}}^1$

素因数の和:1695850

約数の個数: 20

約数和(自身を含む): 210284160

約数和(自身を除く): 128883888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1695839, 3391678, 5087517, 6783356, 10175034, 13566712, 20350068, 27133424, 40700136, 81400272]

約数ペア:

[(1, 81400272), (2, 40700136), (3, 27133424), (4, 20350068), (6, 13566712), (8, 10175034), (12, 6783356), (16, 5087517), (24, 3391678), (48, 1695839)]