51757480

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{3469}}^1$

素因数の和:3853

約数の個数: 32

約数和(自身を含む): 116800200

約数和(自身を除く): 65042720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3469, 3730, 6938, 7460, 13876, 14920, 17345, 27752, 34690, 69380, 138760, 1293937, 2587874, 5175748, 6469685, 10351496, 12939370, 25878740, 51757480]

約数ペア:

[(1, 51757480), (2, 25878740), (4, 12939370), (5, 10351496), (8, 6469685), (10, 5175748), (20, 2587874), (40, 1293937), (373, 138760), (746, 69380), (1492, 34690), (1865, 27752), (2984, 17345), (3469, 14920), (3730, 13876), (6938, 7460)]