280518935675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{463457}}^1$

素因数の和:463580

約数の個数: 48

約数和(自身を含む): 397224290304

約数和(自身を除く): 116705354629

約数列:

[1, 5, 11, 25, 31, 55, 71, 155, 275, 341, 355, 775, 781, 1705, 1775, 2201, 3905, 8525, 11005, 19525, 24211, 55025, 121055, 463457, 605275, 2317285, 5098027, 11586425, 14367167, 25490135, 32905447, 71835835, 127450675, 158038837, 164527235, 359179175, 361959917, 790194185, 822636175, 1020068857, 1809799585, 3950970925, 5100344285, 9048997925, 11220757427, 25501721425, 56103787135, 280518935675]

約数ペア:

[(1, 280518935675), (5, 56103787135), (11, 25501721425), (25, 11220757427), (31, 9048997925), (55, 5100344285), (71, 3950970925), (155, 1809799585), (275, 1020068857), (341, 822636175), (355, 790194185), (775, 361959917), (781, 359179175), (1705, 164527235), (1775, 158038837), (2201, 127450675), (3905, 71835835), (8525, 32905447), (11005, 25490135), (19525, 14367167), (24211, 11586425), (55025, 5098027), (121055, 2317285), (463457, 605275)]