78194210

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{4229}}^1$

素因数の和:4322

約数の個数: 24

約数和(自身を含む): 144133020

約数和(自身を除く): 65938810

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1849, 3698, 4229, 8458, 9245, 18490, 21145, 42290, 181847, 363694, 909235, 1818470, 7819421, 15638842, 39097105, 78194210]

約数ペア:

[(1, 78194210), (2, 39097105), (5, 15638842), (10, 7819421), (43, 1818470), (86, 909235), (215, 363694), (430, 181847), (1849, 42290), (3698, 21145), (4229, 18490), (8458, 9245)]