71062520

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4567}}^1$

素因数の和:4967

約数の個数: 32

約数和(自身を含む): 160336800

約数和(自身を除く): 89274280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 3112, 3890, 4567, 7780, 9134, 15560, 18268, 22835, 36536, 45670, 91340, 182680, 1776563, 3553126, 7106252, 8882815, 14212504, 17765630, 35531260, 71062520]

約数ペア:

[(1, 71062520), (2, 35531260), (4, 17765630), (5, 14212504), (8, 8882815), (10, 7106252), (20, 3553126), (40, 1776563), (389, 182680), (778, 91340), (1556, 45670), (1945, 36536), (3112, 22835), (3890, 18268), (4567, 15560), (7780, 9134)]