2783249680

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{1471}}^1$

素因数の和:1904

約数の個数: 80

約数和(自身を含む): 6590721024

約数和(自身を除く): 3807471344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 353, 536, 670, 706, 1072, 1340, 1412, 1471, 1765, 2680, 2824, 2942, 3530, 5360, 5648, 5884, 7060, 7355, 11768, 14120, 14710, 23536, 23651, 28240, 29420, 47302, 58840, 94604, 98557, 117680, 118255, 189208, 197114, 236510, 378416, 394228, 473020, 492785, 519263, 788456, 946040, 985570, 1038526, 1576912, 1892080, 1971140, 2077052, 2596315, 3942280, 4154104, 5192630, 7884560, 8308208, 10385260, 20770520, 34790621, 41541040, 69581242, 139162484, 173953105, 278324968, 347906210, 556649936, 695812420, 1391624840, 2783249680]

約数ペア:

[(1, 2783249680), (2, 1391624840), (4, 695812420), (5, 556649936), (8, 347906210), (10, 278324968), (16, 173953105), (20, 139162484), (40, 69581242), (67, 41541040), (80, 34790621), (134, 20770520), (268, 10385260), (335, 8308208), (353, 7884560), (536, 5192630), (670, 4154104), (706, 3942280), (1072, 2596315), (1340, 2077052), (1412, 1971140), (1471, 1892080), (1765, 1576912), (2680, 1038526), (2824, 985570), (2942, 946040), (3530, 788456), (5360, 519263), (5648, 492785), (5884, 473020), (7060, 394228), (7355, 378416), (11768, 236510), (14120, 197114), (14710, 189208), (23536, 118255), (23651, 117680), (28240, 98557), (29420, 94604), (47302, 58840)]