25746280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{91951}}^1$

素因数の和:91969

約数の個数: 32

約数和(自身を含む): 66205440

約数和(自身を除く): 40459160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 91951, 183902, 367804, 459755, 643657, 735608, 919510, 1287314, 1839020, 2574628, 3218285, 3678040, 5149256, 6436570, 12873140, 25746280]

約数ペア:

[(1, 25746280), (2, 12873140), (4, 6436570), (5, 5149256), (7, 3678040), (8, 3218285), (10, 2574628), (14, 1839020), (20, 1287314), (28, 919510), (35, 735608), (40, 643657), (56, 459755), (70, 367804), (140, 183902), (280, 91951)]