654310085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12889}}^1$

素因数の和:12989

約数の個数: 32

約数和(自身を含む): 935504640

約数和(自身を除く): 281194555

約数列:

[1, 5, 11, 13, 55, 65, 71, 143, 355, 715, 781, 923, 3905, 4615, 10153, 12889, 50765, 64445, 141779, 167557, 708895, 837785, 915119, 1843127, 4575595, 9215635, 10066309, 11896547, 50331545, 59482735, 130862017, 654310085]

約数ペア:

[(1, 654310085), (5, 130862017), (11, 59482735), (13, 50331545), (55, 11896547), (65, 10066309), (71, 9215635), (143, 4575595), (355, 1843127), (715, 915119), (781, 837785), (923, 708895), (3905, 167557), (4615, 141779), (10153, 64445), (12889, 50765)]