79908680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{105143}}^1$

素因数の和:105173

約数の個数: 32

約数和(自身を含む): 189259200

約数和(自身を除く): 109350520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 105143, 210286, 420572, 525715, 841144, 1051430, 1997717, 2102860, 3995434, 4205720, 7990868, 9988585, 15981736, 19977170, 39954340, 79908680]

約数ペア:

[(1, 79908680), (2, 39954340), (4, 19977170), (5, 15981736), (8, 9988585), (10, 7990868), (19, 4205720), (20, 3995434), (38, 2102860), (40, 1997717), (76, 1051430), (95, 841144), (152, 525715), (190, 420572), (380, 210286), (760, 105143)]