51755816

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 114576000

約数和(自身を除く): 62820184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 109, 122, 139, 218, 244, 278, 427, 436, 488, 556, 763, 854, 872, 973, 1112, 1526, 1708, 1946, 3052, 3416, 3892, 6104, 6649, 7784, 8479, 13298, 15151, 16958, 26596, 30302, 33916, 46543, 53192, 59353, 60604, 67832, 93086, 106057, 118706, 121208, 186172, 212114, 237412, 372344, 424228, 474824, 848456, 924211, 1848422, 3696844, 6469477, 7393688, 12938954, 25877908, 51755816]

約数ペア:

[(1, 51755816), (2, 25877908), (4, 12938954), (7, 7393688), (8, 6469477), (14, 3696844), (28, 1848422), (56, 924211), (61, 848456), (109, 474824), (122, 424228), (139, 372344), (218, 237412), (244, 212114), (278, 186172), (427, 121208), (436, 118706), (488, 106057), (556, 93086), (763, 67832), (854, 60604), (872, 59353), (973, 53192), (1112, 46543), (1526, 33916), (1708, 30302), (1946, 26596), (3052, 16958), (3416, 15151), (3892, 13298), (6104, 8479), (6649, 7784)]