259510784

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:465

約数の個数: 80

約数和(自身を含む): 564630528

約数和(自身を除く): 305119744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 208, 254, 256, 307, 416, 508, 512, 614, 832, 1016, 1228, 1651, 1664, 2032, 2456, 3302, 3328, 3991, 4064, 4912, 6604, 6656, 7982, 8128, 9824, 13208, 15964, 16256, 19648, 26416, 31928, 32512, 38989, 39296, 52832, 63856, 65024, 77978, 78592, 105664, 127712, 155956, 157184, 211328, 255424, 311912, 422656, 506857, 510848, 623824, 845312, 1013714, 1021696, 1247648, 2027428, 2043392, 2495296, 4054856, 4990592, 8109712, 9981184, 16219424, 19962368, 32438848, 64877696, 129755392, 259510784]

約数ペア:

[(1, 259510784), (2, 129755392), (4, 64877696), (8, 32438848), (13, 19962368), (16, 16219424), (26, 9981184), (32, 8109712), (52, 4990592), (64, 4054856), (104, 2495296), (127, 2043392), (128, 2027428), (208, 1247648), (254, 1021696), (256, 1013714), (307, 845312), (416, 623824), (508, 510848), (512, 506857), (614, 422656), (832, 311912), (1016, 255424), (1228, 211328), (1651, 157184), (1664, 155956), (2032, 127712), (2456, 105664), (3302, 78592), (3328, 77978), (3991, 65024), (4064, 63856), (4912, 52832), (6604, 39296), (6656, 38989), (7982, 32512), (8128, 31928), (9824, 26416), (13208, 19648), (15964, 16256)]