68859860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{202529}}^1$

素因数の和:202555

約数の個数: 24

約数和(自身を含む): 153112680

約数和(自身を除く): 84252820

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 202529, 405058, 810116, 1012645, 2025290, 3442993, 4050580, 6885986, 13771972, 17214965, 34429930, 68859860]

約数ペア:

[(1, 68859860), (2, 34429930), (4, 17214965), (5, 13771972), (10, 6885986), (17, 4050580), (20, 3442993), (34, 2025290), (68, 1012645), (85, 810116), (170, 405058), (340, 202529)]