260080483775

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{53927}}^1$

素因数の和:54109

約数の個数: 72

約数和(自身を含む): 390311018496

約数和(自身を除く): 130230534721

約数列:

[1, 5, 7, 25, 31, 35, 49, 127, 155, 175, 217, 245, 635, 775, 889, 1085, 1225, 1519, 3175, 3937, 4445, 5425, 6223, 7595, 19685, 22225, 27559, 31115, 37975, 53927, 98425, 137795, 155575, 192913, 269635, 377489, 688975, 964565, 1348175, 1671737, 1887445, 2642423, 4822825, 6848729, 8358685, 9437225, 11702159, 13212115, 34243645, 41793425, 47941103, 58510795, 66060575, 81915113, 171218225, 212310599, 239705515, 292553975, 335587721, 409575565, 1061552995, 1198527575, 1486174193, 1677938605, 2047877825, 5307764975, 7430870965, 8389693025, 10403219351, 37154354825, 52016096755, 260080483775]

約数ペア:

[(1, 260080483775), (5, 52016096755), (7, 37154354825), (25, 10403219351), (31, 8389693025), (35, 7430870965), (49, 5307764975), (127, 2047877825), (155, 1677938605), (175, 1486174193), (217, 1198527575), (245, 1061552995), (635, 409575565), (775, 335587721), (889, 292553975), (1085, 239705515), (1225, 212310599), (1519, 171218225), (3175, 81915113), (3937, 66060575), (4445, 58510795), (5425, 47941103), (6223, 41793425), (7595, 34243645), (19685, 13212115), (22225, 11702159), (27559, 9437225), (31115, 8358685), (37975, 6848729), (53927, 4822825), (98425, 2642423), (137795, 1887445), (155575, 1671737), (192913, 1348175), (269635, 964565), (377489, 688975)]