260249935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{739}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 360172800

約数和(自身を除く): 99922865

約数列:

[1, 5, 11, 19, 55, 95, 209, 337, 739, 1045, 1685, 3695, 3707, 6403, 8129, 14041, 18535, 32015, 40645, 70205, 70433, 154451, 249043, 352165, 772255, 1245215, 2739473, 4731817, 13697365, 23659085, 52049987, 260249935]

約数ペア:

[(1, 260249935), (5, 52049987), (11, 23659085), (19, 13697365), (55, 4731817), (95, 2739473), (209, 1245215), (337, 772255), (739, 352165), (1045, 249043), (1685, 154451), (3695, 70433), (3707, 70205), (6403, 40645), (8129, 32015), (14041, 18535)]