80434520

素因数分解:

$2^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{3391}}^1$

素因数の和:3995

約数の個数: 32

約数和(自身を含む): 181336320

約数和(自身を除く): 100901800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 593, 1186, 2372, 2965, 3391, 4744, 5930, 6782, 11860, 13564, 16955, 23720, 27128, 33910, 67820, 135640, 2010863, 4021726, 8043452, 10054315, 16086904, 20108630, 40217260, 80434520]

約数ペア:

[(1, 80434520), (2, 40217260), (4, 20108630), (5, 16086904), (8, 10054315), (10, 8043452), (20, 4021726), (40, 2010863), (593, 135640), (1186, 67820), (2372, 33910), (2965, 27128), (3391, 23720), (4744, 16955), (5930, 13564), (6782, 11860)]