64486040

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{4567}}^1$

素因数の和:4931

約数の個数: 32

約数和(自身を含む): 145536480

約数和(自身を除く): 81050440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 4567, 7060, 9134, 14120, 18268, 22835, 36536, 45670, 91340, 182680, 1612151, 3224302, 6448604, 8060755, 12897208, 16121510, 32243020, 64486040]

約数ペア:

[(1, 64486040), (2, 32243020), (4, 16121510), (5, 12897208), (8, 8060755), (10, 6448604), (20, 3224302), (40, 1612151), (353, 182680), (706, 91340), (1412, 45670), (1765, 36536), (2824, 22835), (3530, 18268), (4567, 14120), (7060, 9134)]