51535328

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{67}}^1$

素因数の和:176

約数の個数: 72

約数和(自身を含む): 113534568

約数和(自身を除く): 61999240

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 67, 86, 104, 134, 172, 208, 268, 344, 416, 536, 559, 688, 871, 1072, 1118, 1376, 1742, 1849, 2144, 2236, 2881, 3484, 3698, 4472, 5762, 6968, 7396, 8944, 11524, 13936, 14792, 17888, 23048, 24037, 27872, 29584, 37453, 46096, 48074, 59168, 74906, 92192, 96148, 123883, 149812, 192296, 247766, 299624, 384592, 495532, 599248, 769184, 991064, 1198496, 1610479, 1982128, 3220958, 3964256, 6441916, 12883832, 25767664, 51535328]

約数ペア:

[(1, 51535328), (2, 25767664), (4, 12883832), (8, 6441916), (13, 3964256), (16, 3220958), (26, 1982128), (32, 1610479), (43, 1198496), (52, 991064), (67, 769184), (86, 599248), (104, 495532), (134, 384592), (172, 299624), (208, 247766), (268, 192296), (344, 149812), (416, 123883), (536, 96148), (559, 92192), (688, 74906), (871, 59168), (1072, 48074), (1118, 46096), (1376, 37453), (1742, 29584), (1849, 27872), (2144, 24037), (2236, 23048), (2881, 17888), (3484, 14792), (3698, 13936), (4472, 11524), (5762, 8944), (6968, 7396)]