8125180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8291}}^1$

素因数の和:8314

約数の個数: 36

約数和(自身を含む): 19851048

約数和(自身を除く): 11725868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8291, 16582, 33164, 41455, 58037, 82910, 116074, 165820, 232148, 290185, 406259, 580370, 812518, 1160740, 1625036, 2031295, 4062590, 8125180]

約数ペア:

[(1, 8125180), (2, 4062590), (4, 2031295), (5, 1625036), (7, 1160740), (10, 812518), (14, 580370), (20, 406259), (28, 290185), (35, 232148), (49, 165820), (70, 116074), (98, 82910), (140, 58037), (196, 41455), (245, 33164), (490, 16582), (980, 8291)]