81702208

素因数分解:

$2^6\times 7^2\times {\mathrm{26053}}^1$

素因数の和:26079

約数の個数: 42

約数和(自身を含む): 188604906

約数和(自身を除く): 106902698

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 26053, 52106, 104212, 182371, 208424, 364742, 416848, 729484, 833696, 1276597, 1458968, 1667392, 2553194, 2917936, 5106388, 5835872, 10212776, 11671744, 20425552, 40851104, 81702208]

約数ペア:

[(1, 81702208), (2, 40851104), (4, 20425552), (7, 11671744), (8, 10212776), (14, 5835872), (16, 5106388), (28, 2917936), (32, 2553194), (49, 1667392), (56, 1458968), (64, 1276597), (98, 833696), (112, 729484), (196, 416848), (224, 364742), (392, 208424), (448, 182371), (784, 104212), (1568, 52106), (3136, 26053)]