51168208

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 123492096

約数和(自身を除く): 72323888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 113, 182, 208, 226, 311, 364, 452, 622, 728, 791, 904, 1244, 1456, 1469, 1582, 1808, 2177, 2488, 2938, 3164, 4043, 4354, 4976, 5876, 6328, 8086, 8708, 10283, 11752, 12656, 16172, 17416, 20566, 23504, 28301, 32344, 34832, 35143, 41132, 56602, 64688, 70286, 82264, 113204, 140572, 164528, 226408, 246001, 281144, 452816, 456859, 492002, 562288, 913718, 984004, 1827436, 1968008, 3198013, 3654872, 3936016, 6396026, 7309744, 12792052, 25584104, 51168208]

約数ペア:

[(1, 51168208), (2, 25584104), (4, 12792052), (7, 7309744), (8, 6396026), (13, 3936016), (14, 3654872), (16, 3198013), (26, 1968008), (28, 1827436), (52, 984004), (56, 913718), (91, 562288), (104, 492002), (112, 456859), (113, 452816), (182, 281144), (208, 246001), (226, 226408), (311, 164528), (364, 140572), (452, 113204), (622, 82264), (728, 70286), (791, 64688), (904, 56602), (1244, 41132), (1456, 35143), (1469, 34832), (1582, 32344), (1808, 28301), (2177, 23504), (2488, 20566), (2938, 17416), (3164, 16172), (4043, 12656), (4354, 11752), (4976, 10283), (5876, 8708), (6328, 8086)]