81874872

素因数分解:

$2^3\times 3^2\times {\mathrm{157}}^1\times {\mathrm{7243}}^1$

素因数の和:7412

約数の個数: 48

約数和(自身を含む): 223187640

約数和(自身を除く): 141312768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 157, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 5652, 7243, 11304, 14486, 21729, 28972, 43458, 57944, 65187, 86916, 130374, 173832, 260748, 521496, 1137151, 2274302, 3411453, 4548604, 6822906, 9097208, 10234359, 13645812, 20468718, 27291624, 40937436, 81874872]

約数ペア:

[(1, 81874872), (2, 40937436), (3, 27291624), (4, 20468718), (6, 13645812), (8, 10234359), (9, 9097208), (12, 6822906), (18, 4548604), (24, 3411453), (36, 2274302), (72, 1137151), (157, 521496), (314, 260748), (471, 173832), (628, 130374), (942, 86916), (1256, 65187), (1413, 57944), (1884, 43458), (2826, 28972), (3768, 21729), (5652, 14486), (7243, 11304)]