68508370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{139813}}^1$

素因数の和:139834

約数の個数: 24

約数和(自身を含む): 143449164

約数和(自身を除く): 74940794

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 139813, 279626, 699065, 978691, 1398130, 1957382, 4893455, 6850837, 9786910, 13701674, 34254185, 68508370]

約数ペア:

[(1, 68508370), (2, 34254185), (5, 13701674), (7, 9786910), (10, 6850837), (14, 4893455), (35, 1957382), (49, 1398130), (70, 978691), (98, 699065), (245, 279626), (490, 139813)]