8000138524

素因数分解:

$2^2\times 7^1\times {\mathrm{313}}^1\times {\mathrm{661}}^1\times {\mathrm{1381}}^1$

素因数の和:2366

約数の個数: 48

約数和(自身を含む): 16087320256

約数和(自身を除く): 8087181732

約数列:

[1, 2, 4, 7, 14, 28, 313, 626, 661, 1252, 1322, 1381, 2191, 2644, 2762, 4382, 4627, 5524, 8764, 9254, 9667, 18508, 19334, 38668, 206893, 413786, 432253, 827572, 864506, 912841, 1448251, 1729012, 1825682, 2896502, 3025771, 3651364, 5793004, 6051542, 6389887, 12103084, 12779774, 25559548, 285719233, 571438466, 1142876932, 2000034631, 4000069262, 8000138524]

約数ペア:

[(1, 8000138524), (2, 4000069262), (4, 2000034631), (7, 1142876932), (14, 571438466), (28, 285719233), (313, 25559548), (626, 12779774), (661, 12103084), (1252, 6389887), (1322, 6051542), (1381, 5793004), (2191, 3651364), (2644, 3025771), (2762, 2896502), (4382, 1825682), (4627, 1729012), (5524, 1448251), (8764, 912841), (9254, 864506), (9667, 827572), (18508, 432253), (19334, 413786), (38668, 206893)]