25623920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45757}}^1$

素因数の和:45777

約数の個数: 40

約数和(自身を含む): 68087904

約数和(自身を除く): 42463984

約数列:

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

約数ペア:

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