2783302925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{719}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 3822255360

約数和(自身を除く): 1038952435

約数列:

[1, 5, 13, 25, 43, 65, 215, 277, 325, 559, 719, 1075, 1385, 2795, 3595, 3601, 6925, 9347, 11911, 13975, 17975, 18005, 30917, 46735, 59555, 90025, 154585, 154843, 199163, 233675, 297775, 401921, 772925, 774215, 995815, 2009605, 2589119, 3871075, 4979075, 8564009, 10048025, 12945595, 42820045, 64727975, 111332117, 214100225, 556660585, 2783302925]

約数ペア:

[(1, 2783302925), (5, 556660585), (13, 214100225), (25, 111332117), (43, 64727975), (65, 42820045), (215, 12945595), (277, 10048025), (325, 8564009), (559, 4979075), (719, 3871075), (1075, 2589119), (1385, 2009605), (2795, 995815), (3595, 774215), (3601, 772925), (6925, 401921), (9347, 297775), (11911, 233675), (13975, 199163), (17975, 154843), (18005, 154585), (30917, 90025), (46735, 59555)]