261453376

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1693}}^1$

素因数の和:1851

約数の個数: 56

約数和(自身を含む): 550753280

約数和(自身を除く): 289299904

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 127, 152, 254, 304, 508, 608, 1016, 1216, 1693, 2032, 2413, 3386, 4064, 4826, 6772, 8128, 9652, 13544, 19304, 27088, 32167, 38608, 54176, 64334, 77216, 108352, 128668, 154432, 215011, 257336, 430022, 514672, 860044, 1029344, 1720088, 2058688, 3440176, 4085209, 6880352, 8170418, 13760704, 16340836, 32681672, 65363344, 130726688, 261453376]

約数ペア:

[(1, 261453376), (2, 130726688), (4, 65363344), (8, 32681672), (16, 16340836), (19, 13760704), (32, 8170418), (38, 6880352), (64, 4085209), (76, 3440176), (127, 2058688), (152, 1720088), (254, 1029344), (304, 860044), (508, 514672), (608, 430022), (1016, 257336), (1216, 215011), (1693, 154432), (2032, 128668), (2413, 108352), (3386, 77216), (4064, 64334), (4826, 54176), (6772, 38608), (8128, 32167), (9652, 27088), (13544, 19304)]