225527540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{14779}}^1$

素因数の和:14904

約数の個数: 48

約数和(自身を含む): 546268800

約数和(自身を除く): 320741260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 14779, 15260, 29558, 59116, 73895, 103453, 147790, 206906, 295580, 413812, 517265, 1034530, 1610911, 2069060, 3221822, 6443644, 8054555, 11276377, 16109110, 22552754, 32218220, 45105508, 56381885, 112763770, 225527540]

約数ペア:

[(1, 225527540), (2, 112763770), (4, 56381885), (5, 45105508), (7, 32218220), (10, 22552754), (14, 16109110), (20, 11276377), (28, 8054555), (35, 6443644), (70, 3221822), (109, 2069060), (140, 1610911), (218, 1034530), (436, 517265), (545, 413812), (763, 295580), (1090, 206906), (1526, 147790), (2180, 103453), (3052, 73895), (3815, 59116), (7630, 29558), (14779, 15260)]