55048840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 157489920

約数和(自身を除く): 102441080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 110, 122, 140, 154, 220, 244, 280, 293, 305, 308, 385, 427, 440, 488, 586, 610, 616, 671, 770, 854, 1172, 1220, 1342, 1465, 1540, 1708, 2051, 2135, 2344, 2440, 2684, 2930, 3080, 3223, 3355, 3416, 4102, 4270, 4697, 5368, 5860, 6446, 6710, 8204, 8540, 9394, 10255, 11720, 12892, 13420, 16115, 16408, 17080, 17873, 18788, 20510, 22561, 23485, 25784, 26840, 32230, 35746, 37576, 41020, 45122, 46970, 64460, 71492, 82040, 89365, 90244, 93940, 112805, 125111, 128920, 142984, 178730, 180488, 187880, 196603, 225610, 250222, 357460, 393206, 451220, 500444, 625555, 714920, 786412, 902440, 983015, 1000888, 1251110, 1376221, 1572824, 1966030, 2502220, 2752442, 3932060, 5004440, 5504884, 6881105, 7864120, 11009768, 13762210, 27524420, 55048840]

約数ペア:

[(1, 55048840), (2, 27524420), (4, 13762210), (5, 11009768), (7, 7864120), (8, 6881105), (10, 5504884), (11, 5004440), (14, 3932060), (20, 2752442), (22, 2502220), (28, 1966030), (35, 1572824), (40, 1376221), (44, 1251110), (55, 1000888), (56, 983015), (61, 902440), (70, 786412), (77, 714920), (88, 625555), (110, 500444), (122, 451220), (140, 393206), (154, 357460), (220, 250222), (244, 225610), (280, 196603), (293, 187880), (305, 180488), (308, 178730), (385, 142984), (427, 128920), (440, 125111), (488, 112805), (586, 93940), (610, 90244), (616, 89365), (671, 82040), (770, 71492), (854, 64460), (1172, 46970), (1220, 45122), (1342, 41020), (1465, 37576), (1540, 35746), (1708, 32230), (2051, 26840), (2135, 25784), (2344, 23485), (2440, 22561), (2684, 20510), (2930, 18788), (3080, 17873), (3223, 17080), (3355, 16408), (3416, 16115), (4102, 13420), (4270, 12892), (4697, 11720), (5368, 10255), (5860, 9394), (6446, 8540), (6710, 8204)]