51449216

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 128605680

約数和(自身を除く): 77156464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 364, 392, 416, 448, 631, 637, 728, 784, 832, 896, 1262, 1274, 1456, 1568, 1664, 2524, 2548, 2912, 3136, 4417, 5048, 5096, 5824, 6272, 8203, 8834, 10096, 10192, 11648, 16406, 17668, 20192, 20384, 30919, 32812, 35336, 40384, 40768, 57421, 61838, 65624, 70672, 80768, 81536, 114842, 123676, 131248, 141344, 229684, 247352, 262496, 282688, 401947, 459368, 494704, 524992, 565376, 803894, 918736, 989408, 1049984, 1607788, 1837472, 1978816, 3215576, 3674944, 3957632, 6431152, 7349888, 12862304, 25724608, 51449216]

約数ペア:

[(1, 51449216), (2, 25724608), (4, 12862304), (7, 7349888), (8, 6431152), (13, 3957632), (14, 3674944), (16, 3215576), (26, 1978816), (28, 1837472), (32, 1607788), (49, 1049984), (52, 989408), (56, 918736), (64, 803894), (91, 565376), (98, 524992), (104, 494704), (112, 459368), (128, 401947), (182, 282688), (196, 262496), (208, 247352), (224, 229684), (364, 141344), (392, 131248), (416, 123676), (448, 114842), (631, 81536), (637, 80768), (728, 70672), (784, 65624), (832, 61838), (896, 57421), (1262, 40768), (1274, 40384), (1456, 35336), (1568, 32812), (1664, 30919), (2524, 20384), (2548, 20192), (2912, 17668), (3136, 16406), (4417, 11648), (5048, 10192), (5096, 10096), (5824, 8834), (6272, 8203)]