80674370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2903}}^1$

素因数の和:3314

約数の個数: 32

約数和(自身を含む): 166434048

約数和(自身を除く): 85759678

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 397, 794, 1985, 2779, 2903, 3970, 5558, 5806, 13895, 14515, 20321, 27790, 29030, 40642, 101605, 203210, 1152491, 2304982, 5762455, 8067437, 11524910, 16134874, 40337185, 80674370]

約数ペア:

[(1, 80674370), (2, 40337185), (5, 16134874), (7, 11524910), (10, 8067437), (14, 5762455), (35, 2304982), (70, 1152491), (397, 203210), (794, 101605), (1985, 40642), (2779, 29030), (2903, 27790), (3970, 20321), (5558, 14515), (5806, 13895)]