520070896

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 1072431360

約数和(自身を除く): 552360464

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 103, 164, 172, 179, 206, 328, 344, 358, 412, 656, 688, 716, 824, 1432, 1648, 1763, 2864, 3526, 4223, 4429, 7052, 7339, 7697, 8446, 8858, 14104, 14678, 15394, 16892, 17716, 18437, 28208, 29356, 30788, 33784, 35432, 36874, 58712, 61576, 67568, 70864, 73748, 117424, 123152, 147496, 181589, 294992, 315577, 363178, 631154, 726356, 755917, 792791, 1262308, 1452712, 1511834, 1585582, 2524616, 2905424, 3023668, 3171164, 5049232, 6047336, 6342328, 12094672, 12684656, 32504431, 65008862, 130017724, 260035448, 520070896]

約数ペア:

[(1, 520070896), (2, 260035448), (4, 130017724), (8, 65008862), (16, 32504431), (41, 12684656), (43, 12094672), (82, 6342328), (86, 6047336), (103, 5049232), (164, 3171164), (172, 3023668), (179, 2905424), (206, 2524616), (328, 1585582), (344, 1511834), (358, 1452712), (412, 1262308), (656, 792791), (688, 755917), (716, 726356), (824, 631154), (1432, 363178), (1648, 315577), (1763, 294992), (2864, 181589), (3526, 147496), (4223, 123152), (4429, 117424), (7052, 73748), (7339, 70864), (7697, 67568), (8446, 61576), (8858, 58712), (14104, 36874), (14678, 35432), (15394, 33784), (16892, 30788), (17716, 29356), (18437, 28208)]