667070990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{64327}}^1$

素因数の和:64412

約数の個数: 32

約数和(自身を含む): 1292220864

約数和(自身を除く): 625149874

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 64327, 128654, 321635, 643270, 1093559, 2187118, 3923947, 5467795, 7847894, 10935590, 19619735, 39239470, 66707099, 133414198, 333535495, 667070990]

約数ペア:

[(1, 667070990), (2, 333535495), (5, 133414198), (10, 66707099), (17, 39239470), (34, 19619735), (61, 10935590), (85, 7847894), (122, 5467795), (170, 3923947), (305, 2187118), (610, 1093559), (1037, 643270), (2074, 321635), (5185, 128654), (10370, 64327)]