71170360

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{8941}}^1$

素因数の和:9151

約数の個数: 32

約数和(自身を含む): 160956000

約数和(自身を除く): 89785640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 8941, 17882, 35764, 44705, 71528, 89410, 178820, 357640, 1779259, 3558518, 7117036, 8896295, 14234072, 17792590, 35585180, 71170360]

約数ペア:

[(1, 71170360), (2, 35585180), (4, 17792590), (5, 14234072), (8, 8896295), (10, 7117036), (20, 3558518), (40, 1779259), (199, 357640), (398, 178820), (796, 89410), (995, 71528), (1592, 44705), (1990, 35764), (3980, 17882), (7960, 8941)]