79909040

素因数分解:

$2^4\times 5^1\times {\mathrm{853}}^1\times {\mathrm{1171}}^1$

素因数の和:2037

約数の個数: 40

約数和(自身を含む): 186165168

約数和(自身を除く): 106256128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 853, 1171, 1706, 2342, 3412, 4265, 4684, 5855, 6824, 8530, 9368, 11710, 13648, 17060, 18736, 23420, 34120, 46840, 68240, 93680, 998863, 1997726, 3995452, 4994315, 7990904, 9988630, 15981808, 19977260, 39954520, 79909040]

約数ペア:

[(1, 79909040), (2, 39954520), (4, 19977260), (5, 15981808), (8, 9988630), (10, 7990904), (16, 4994315), (20, 3995452), (40, 1997726), (80, 998863), (853, 93680), (1171, 68240), (1706, 46840), (2342, 34120), (3412, 23420), (4265, 18736), (4684, 17060), (5855, 13648), (6824, 11710), (8530, 9368)]