51247840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{45757}}^1$

素因数の和:45779

約数の個数: 48

約数和(自身を含む): 138372192

約数和(自身を除く): 87124352

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, 45757, 91514, 183028, 228785, 320299, 366056, 457570, 640598, 732112, 915140, 1281196, 1464224, 1601495, 1830280, 2562392, 3202990, 3660560, 5124784, 6405980, 7321120, 10249568, 12811960, 25623920, 51247840]

約数ペア:

[(1, 51247840), (2, 25623920), (4, 12811960), (5, 10249568), (7, 7321120), (8, 6405980), (10, 5124784), (14, 3660560), (16, 3202990), (20, 2562392), (28, 1830280), (32, 1601495), (35, 1464224), (40, 1281196), (56, 915140), (70, 732112), (80, 640598), (112, 457570), (140, 366056), (160, 320299), (224, 228785), (280, 183028), (560, 91514), (1120, 45757)]