7883558140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{54287}}^1$

素因数の和:54486

約数の個数: 48

約数和(自身を含む): 16991275392

約数和(自身を除く): 9107717252

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 137, 212, 265, 274, 530, 548, 685, 1060, 1370, 2740, 7261, 14522, 29044, 36305, 54287, 72610, 108574, 145220, 217148, 271435, 542870, 1085740, 2877211, 5754422, 7437319, 11508844, 14386055, 14874638, 28772110, 29749276, 37186595, 57544220, 74373190, 148746380, 394177907, 788355814, 1576711628, 1970889535, 3941779070, 7883558140]

約数ペア:

[(1, 7883558140), (2, 3941779070), (4, 1970889535), (5, 1576711628), (10, 788355814), (20, 394177907), (53, 148746380), (106, 74373190), (137, 57544220), (212, 37186595), (265, 29749276), (274, 28772110), (530, 14874638), (548, 14386055), (685, 11508844), (1060, 7437319), (1370, 5754422), (2740, 2877211), (7261, 1085740), (14522, 542870), (29044, 271435), (36305, 217148), (54287, 145220), (72610, 108574)]