85666040

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{6067}}^1$

素因数の和:6431

約数の個数: 32

約数和(自身を含む): 193326480

約数和(自身を除く): 107660440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 6067, 7060, 12134, 14120, 24268, 30335, 48536, 60670, 121340, 242680, 2141651, 4283302, 8566604, 10708255, 17133208, 21416510, 42833020, 85666040]

約数ペア:

[(1, 85666040), (2, 42833020), (4, 21416510), (5, 17133208), (8, 10708255), (10, 8566604), (20, 4283302), (40, 2141651), (353, 242680), (706, 121340), (1412, 60670), (1765, 48536), (2824, 30335), (3530, 24268), (6067, 14120), (7060, 12134)]