72166160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82007}}^1$

素因数の和:82031

約数の個数: 40

約数和(自身を含む): 183041856

約数和(自身を除く): 110875696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 82007, 164014, 328028, 410035, 656056, 820070, 902077, 1312112, 1640140, 1804154, 3280280, 3608308, 4510385, 6560560, 7216616, 9020770, 14433232, 18041540, 36083080, 72166160]

約数ペア:

[(1, 72166160), (2, 36083080), (4, 18041540), (5, 14433232), (8, 9020770), (10, 7216616), (11, 6560560), (16, 4510385), (20, 3608308), (22, 3280280), (40, 1804154), (44, 1640140), (55, 1312112), (80, 902077), (88, 820070), (110, 656056), (176, 410035), (220, 328028), (440, 164014), (880, 82007)]