71280790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{145471}}^1$

素因数の和:145492

約数の個数: 24

約数和(自身を含む): 149254272

約数和(自身を除く): 77973482

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 145471, 290942, 727355, 1018297, 1454710, 2036594, 5091485, 7128079, 10182970, 14256158, 35640395, 71280790]

約数ペア:

[(1, 71280790), (2, 35640395), (5, 14256158), (7, 10182970), (10, 7128079), (14, 5091485), (35, 2036594), (49, 1454710), (70, 1018297), (98, 727355), (245, 290942), (490, 145471)]