51329264

素因数分解:

$2^4\times 7^3\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 80

約数和(自身を含む): 119040000

約数和(自身を除く): 67710736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 49, 56, 94, 98, 112, 188, 196, 199, 329, 343, 376, 392, 398, 658, 686, 752, 784, 796, 1316, 1372, 1393, 1592, 2303, 2632, 2744, 2786, 3184, 4606, 5264, 5488, 5572, 9212, 9353, 9751, 11144, 16121, 18424, 18706, 19502, 22288, 32242, 36848, 37412, 39004, 64484, 65471, 68257, 74824, 78008, 128968, 130942, 136514, 149648, 156016, 257936, 261884, 273028, 458297, 523768, 546056, 916594, 1047536, 1092112, 1833188, 3208079, 3666376, 6416158, 7332752, 12832316, 25664632, 51329264]

約数ペア:

[(1, 51329264), (2, 25664632), (4, 12832316), (7, 7332752), (8, 6416158), (14, 3666376), (16, 3208079), (28, 1833188), (47, 1092112), (49, 1047536), (56, 916594), (94, 546056), (98, 523768), (112, 458297), (188, 273028), (196, 261884), (199, 257936), (329, 156016), (343, 149648), (376, 136514), (392, 130942), (398, 128968), (658, 78008), (686, 74824), (752, 68257), (784, 65471), (796, 64484), (1316, 39004), (1372, 37412), (1393, 36848), (1592, 32242), (2303, 22288), (2632, 19502), (2744, 18706), (2786, 18424), (3184, 16121), (4606, 11144), (5264, 9751), (5488, 9353), (5572, 9212)]