51728868

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{2801}}^1$

素因数の和:2839

約数の個数: 72

約数和(自身を含む): 142789920

約数和(自身を除く): 91061052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 972, 1026, 1539, 2052, 2801, 3078, 4617, 5602, 6156, 8403, 9234, 11204, 16806, 18468, 25209, 33612, 50418, 53219, 75627, 100836, 106438, 151254, 159657, 212876, 226881, 302508, 319314, 453762, 478971, 638628, 680643, 907524, 957942, 1361286, 1436913, 1915884, 2722572, 2873826, 4310739, 5747652, 8621478, 12932217, 17242956, 25864434, 51728868]

約数ペア:

[(1, 51728868), (2, 25864434), (3, 17242956), (4, 12932217), (6, 8621478), (9, 5747652), (12, 4310739), (18, 2873826), (19, 2722572), (27, 1915884), (36, 1436913), (38, 1361286), (54, 957942), (57, 907524), (76, 680643), (81, 638628), (108, 478971), (114, 453762), (162, 319314), (171, 302508), (228, 226881), (243, 212876), (324, 159657), (342, 151254), (486, 106438), (513, 100836), (684, 75627), (972, 53219), (1026, 50418), (1539, 33612), (2052, 25209), (2801, 18468), (3078, 16806), (4617, 11204), (5602, 9234), (6156, 8403)]