68282080280

素因数分解:

$2^3\times 5^1\times {\mathrm{1707052007}}^1$

素因数の和:1707052018

約数の個数: 16

約数和(自身を含む): 153634680720

約数和(自身を除く): 85352600440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1707052007, 3414104014, 6828208028, 8535260035, 13656416056, 17070520070, 34141040140, 68282080280]

約数ペア:

[(1, 68282080280), (2, 34141040140), (4, 17070520070), (5, 13656416056), (8, 8535260035), (10, 6828208028), (20, 3414104014), (40, 1707052007)]