51089896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 124104960

約数和(自身を除く): 73015064

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 37, 44, 52, 68, 71, 74, 88, 104, 136, 142, 143, 148, 187, 221, 284, 286, 296, 374, 407, 442, 481, 568, 572, 629, 748, 781, 814, 884, 923, 962, 1144, 1207, 1258, 1496, 1562, 1628, 1768, 1846, 1924, 2414, 2431, 2516, 2627, 3124, 3256, 3692, 3848, 4828, 4862, 5032, 5254, 5291, 6248, 6919, 7384, 8177, 9656, 9724, 10153, 10508, 10582, 13277, 13838, 15691, 16354, 19448, 20306, 21016, 21164, 26554, 27676, 28897, 31382, 32708, 34151, 40612, 42328, 44659, 53108, 55352, 57794, 62764, 65416, 68302, 81224, 89318, 89947, 106216, 115588, 125528, 136604, 172601, 178636, 179894, 231176, 273208, 345202, 357272, 359788, 375661, 491249, 580567, 690404, 719576, 751322, 982498, 1161134, 1380808, 1502644, 1964996, 2322268, 3005288, 3929992, 4644536, 6386237, 12772474, 25544948, 51089896]

約数ペア:

[(1, 51089896), (2, 25544948), (4, 12772474), (8, 6386237), (11, 4644536), (13, 3929992), (17, 3005288), (22, 2322268), (26, 1964996), (34, 1502644), (37, 1380808), (44, 1161134), (52, 982498), (68, 751322), (71, 719576), (74, 690404), (88, 580567), (104, 491249), (136, 375661), (142, 359788), (143, 357272), (148, 345202), (187, 273208), (221, 231176), (284, 179894), (286, 178636), (296, 172601), (374, 136604), (407, 125528), (442, 115588), (481, 106216), (568, 89947), (572, 89318), (629, 81224), (748, 68302), (781, 65416), (814, 62764), (884, 57794), (923, 55352), (962, 53108), (1144, 44659), (1207, 42328), (1258, 40612), (1496, 34151), (1562, 32708), (1628, 31382), (1768, 28897), (1846, 27676), (1924, 26554), (2414, 21164), (2431, 21016), (2516, 20306), (2627, 19448), (3124, 16354), (3256, 15691), (3692, 13838), (3848, 13277), (4828, 10582), (4862, 10508), (5032, 10153), (5254, 9724), (5291, 9656), (6248, 8177), (6919, 7384)]