316070090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{645041}}^1$

素因数の和:645062

約数の個数: 24

約数和(自身を含む): 661813092

約数和(自身を除く): 345743002

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 645041, 1290082, 3225205, 4515287, 6450410, 9030574, 22576435, 31607009, 45152870, 63214018, 158035045, 316070090]

約数ペア:

[(1, 316070090), (2, 158035045), (5, 63214018), (7, 45152870), (10, 31607009), (14, 22576435), (35, 9030574), (49, 6450410), (70, 4515287), (98, 3225205), (245, 1290082), (490, 645041)]