169212670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{80963}}^1$

素因数の和:81000

約数の個数: 32

約数和(自身を含む): 349764480

約数和(自身を除く): 180551810

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 80963, 161926, 404815, 809630, 890593, 1538297, 1781186, 3076594, 4452965, 7691485, 8905930, 15382970, 16921267, 33842534, 84606335, 169212670]

約数ペア:

[(1, 169212670), (2, 84606335), (5, 33842534), (10, 16921267), (11, 15382970), (19, 8905930), (22, 7691485), (38, 4452965), (55, 3076594), (95, 1781186), (110, 1538297), (190, 890593), (209, 809630), (418, 404815), (1045, 161926), (2090, 80963)]