78880210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{415159}}^1$

素因数の和:415185

約数の個数: 16

約数和(自身を含む): 149457600

約数和(自身を除く): 70577390

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 415159, 830318, 2075795, 4151590, 7888021, 15776042, 39440105, 78880210]

約数ペア:

[(1, 78880210), (2, 39440105), (5, 15776042), (10, 7888021), (19, 4151590), (38, 2075795), (95, 830318), (190, 415159)]