55777280

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 144471600

約数和(自身を除く): 88694320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 419, 512, 520, 640, 832, 838, 1024, 1040, 1280, 1664, 1676, 2048, 2080, 2095, 2560, 3328, 3352, 4160, 4190, 5120, 5447, 6656, 6704, 8320, 8380, 10240, 10894, 13312, 13408, 16640, 16760, 21788, 26624, 26816, 27235, 33280, 33520, 43576, 53632, 54470, 66560, 67040, 87152, 107264, 108940, 133120, 134080, 174304, 214528, 217880, 268160, 348608, 429056, 435760, 536320, 697216, 858112, 871520, 1072640, 1394432, 1743040, 2145280, 2788864, 3486080, 4290560, 5577728, 6972160, 11155456, 13944320, 27888640, 55777280]

約数ペア:

[(1, 55777280), (2, 27888640), (4, 13944320), (5, 11155456), (8, 6972160), (10, 5577728), (13, 4290560), (16, 3486080), (20, 2788864), (26, 2145280), (32, 1743040), (40, 1394432), (52, 1072640), (64, 871520), (65, 858112), (80, 697216), (104, 536320), (128, 435760), (130, 429056), (160, 348608), (208, 268160), (256, 217880), (260, 214528), (320, 174304), (416, 134080), (419, 133120), (512, 108940), (520, 107264), (640, 87152), (832, 67040), (838, 66560), (1024, 54470), (1040, 53632), (1280, 43576), (1664, 33520), (1676, 33280), (2048, 27235), (2080, 26816), (2095, 26624), (2560, 21788), (3328, 16760), (3352, 16640), (4160, 13408), (4190, 13312), (5120, 10894), (5447, 10240), (6656, 8380), (6704, 8320)]