54945280

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1$

素因数の和:176

約数の個数: 120

約数和(自身を含む): 143776512

約数和(自身を除く): 88831232

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 160, 169, 208, 254, 256, 260, 320, 338, 416, 508, 512, 520, 635, 640, 676, 832, 845, 1016, 1040, 1270, 1280, 1352, 1651, 1664, 1690, 2032, 2080, 2540, 2560, 2704, 3302, 3328, 3380, 4064, 4160, 5080, 5408, 6604, 6656, 6760, 8128, 8255, 8320, 10160, 10816, 13208, 13520, 16256, 16510, 16640, 20320, 21463, 21632, 26416, 27040, 32512, 33020, 33280, 40640, 42926, 43264, 52832, 54080, 65024, 66040, 81280, 85852, 86528, 105664, 107315, 108160, 132080, 162560, 171704, 211328, 214630, 216320, 264160, 325120, 343408, 422656, 429260, 432640, 528320, 686816, 845312, 858520, 1056640, 1373632, 1717040, 2113280, 2747264, 3434080, 4226560, 5494528, 6868160, 10989056, 13736320, 27472640, 54945280]

約数ペア:

[(1, 54945280), (2, 27472640), (4, 13736320), (5, 10989056), (8, 6868160), (10, 5494528), (13, 4226560), (16, 3434080), (20, 2747264), (26, 2113280), (32, 1717040), (40, 1373632), (52, 1056640), (64, 858520), (65, 845312), (80, 686816), (104, 528320), (127, 432640), (128, 429260), (130, 422656), (160, 343408), (169, 325120), (208, 264160), (254, 216320), (256, 214630), (260, 211328), (320, 171704), (338, 162560), (416, 132080), (508, 108160), (512, 107315), (520, 105664), (635, 86528), (640, 85852), (676, 81280), (832, 66040), (845, 65024), (1016, 54080), (1040, 52832), (1270, 43264), (1280, 42926), (1352, 40640), (1651, 33280), (1664, 33020), (1690, 32512), (2032, 27040), (2080, 26416), (2540, 21632), (2560, 21463), (2704, 20320), (3302, 16640), (3328, 16510), (3380, 16256), (4064, 13520), (4160, 13208), (5080, 10816), (5408, 10160), (6604, 8320), (6656, 8255), (6760, 8128)]