97641080

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{12391}}^1$

素因数の和:12599

約数の個数: 32

約数和(自身を含む): 220825440

約数和(自身を除く): 123184360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 12391, 24782, 49564, 61955, 99128, 123910, 247820, 495640, 2441027, 4882054, 9764108, 12205135, 19528216, 24410270, 48820540, 97641080]

約数ペア:

[(1, 97641080), (2, 48820540), (4, 24410270), (5, 19528216), (8, 12205135), (10, 9764108), (20, 4882054), (40, 2441027), (197, 495640), (394, 247820), (788, 123910), (985, 99128), (1576, 61955), (1970, 49564), (3940, 24782), (7880, 12391)]