61407290

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{17903}}^1$

素因数の和:17931

約数の個数: 32

約数和(自身を含む): 128908800

約数和(自身を除く): 67501510

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 17903, 35806, 89515, 125321, 179030, 250642, 626605, 877247, 1253210, 1754494, 4386235, 6140729, 8772470, 12281458, 30703645, 61407290]

約数ペア:

[(1, 61407290), (2, 30703645), (5, 12281458), (7, 8772470), (10, 6140729), (14, 4386235), (35, 1754494), (49, 1253210), (70, 877247), (98, 626605), (245, 250642), (343, 179030), (490, 125321), (686, 89515), (1715, 35806), (3430, 17903)]