51138080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{45659}}^1$

素因数の和:45681

約数の個数: 48

約数和(自身を含む): 138075840

約数和(自身を除く): 86937760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 45659, 91318, 182636, 228295, 319613, 365272, 456590, 639226, 730544, 913180, 1278452, 1461088, 1598065, 1826360, 2556904, 3196130, 3652720, 5113808, 6392260, 7305440, 10227616, 12784520, 25569040, 51138080]

約数ペア:

[(1, 51138080), (2, 25569040), (4, 12784520), (5, 10227616), (7, 7305440), (8, 6392260), (10, 5113808), (14, 3652720), (16, 3196130), (20, 2556904), (28, 1826360), (32, 1598065), (35, 1461088), (40, 1278452), (56, 913180), (70, 730544), (80, 639226), (112, 456590), (140, 365272), (160, 319613), (224, 228295), (280, 182636), (560, 91318), (1120, 45659)]