68904136

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:974

約数の個数: 64

約数和(自身を含む): 156775680

約数和(自身を除く): 87871544

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 61, 92, 122, 161, 184, 244, 322, 427, 488, 644, 854, 877, 1288, 1403, 1708, 1754, 2806, 3416, 3508, 5612, 6139, 7016, 9821, 11224, 12278, 19642, 20171, 24556, 39284, 40342, 49112, 53497, 78568, 80684, 106994, 141197, 161368, 213988, 282394, 374479, 427976, 564788, 748958, 1129576, 1230431, 1497916, 2460862, 2995832, 4921724, 8613017, 9843448, 17226034, 34452068, 68904136]

約数ペア:

[(1, 68904136), (2, 34452068), (4, 17226034), (7, 9843448), (8, 8613017), (14, 4921724), (23, 2995832), (28, 2460862), (46, 1497916), (56, 1230431), (61, 1129576), (92, 748958), (122, 564788), (161, 427976), (184, 374479), (244, 282394), (322, 213988), (427, 161368), (488, 141197), (644, 106994), (854, 80684), (877, 78568), (1288, 53497), (1403, 49112), (1708, 40342), (1754, 39284), (2806, 24556), (3416, 20171), (3508, 19642), (5612, 12278), (6139, 11224), (7016, 9821)]