208599488

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:829

約数の個数: 56

約数和(自身を含む): 428896272

約数和(自身を除く): 220296784

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 137, 148, 274, 296, 548, 592, 643, 1096, 1184, 1286, 2192, 2368, 2572, 4384, 5069, 5144, 8768, 10138, 10288, 20276, 20576, 23791, 40552, 41152, 47582, 81104, 88091, 95164, 162208, 176182, 190328, 324416, 352364, 380656, 704728, 761312, 1409456, 1522624, 2818912, 3259367, 5637824, 6518734, 13037468, 26074936, 52149872, 104299744, 208599488]

約数ペア:

[(1, 208599488), (2, 104299744), (4, 52149872), (8, 26074936), (16, 13037468), (32, 6518734), (37, 5637824), (64, 3259367), (74, 2818912), (137, 1522624), (148, 1409456), (274, 761312), (296, 704728), (548, 380656), (592, 352364), (643, 324416), (1096, 190328), (1184, 176182), (1286, 162208), (2192, 95164), (2368, 88091), (2572, 81104), (4384, 47582), (5069, 41152), (5144, 40552), (8768, 23791), (10138, 20576), (10288, 20276)]