289039970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{1583}}^1$

素因数の和:1671

約数の個数: 48

約数和(自身を含む): 566248320

約数和(自身を除く): 277208350

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 961, 1178, 1583, 1922, 2945, 3166, 4805, 5890, 7915, 9610, 15830, 18259, 30077, 36518, 49073, 60154, 91295, 98146, 150385, 182590, 245365, 300770, 490730, 932387, 1521263, 1864774, 3042526, 4661935, 7606315, 9323870, 15212630, 28903997, 57807994, 144519985, 289039970]

約数ペア:

[(1, 289039970), (2, 144519985), (5, 57807994), (10, 28903997), (19, 15212630), (31, 9323870), (38, 7606315), (62, 4661935), (95, 3042526), (155, 1864774), (190, 1521263), (310, 932387), (589, 490730), (961, 300770), (1178, 245365), (1583, 182590), (1922, 150385), (2945, 98146), (3166, 91295), (4805, 60154), (5890, 49073), (7915, 36518), (9610, 30077), (15830, 18259)]