25588780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{26111}}^1$

素因数の和:26134

約数の個数: 36

約数和(自身を含む): 62512128

約数和(自身を除く): 36923348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 26111, 52222, 104444, 130555, 182777, 261110, 365554, 522220, 731108, 913885, 1279439, 1827770, 2558878, 3655540, 5117756, 6397195, 12794390, 25588780]

約数ペア:

[(1, 25588780), (2, 12794390), (4, 6397195), (5, 5117756), (7, 3655540), (10, 2558878), (14, 1827770), (20, 1279439), (28, 913885), (35, 731108), (49, 522220), (70, 365554), (98, 261110), (140, 182777), (196, 130555), (245, 104444), (490, 52222), (980, 26111)]