81899776

素因数分解:

$2^8\times 7^2\times {\mathrm{6529}}^1$

素因数の和:6559

約数の個数: 54

約数和(自身を含む): 190199310

約数和(自身を除く): 108299534

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 6529, 12544, 13058, 26116, 45703, 52232, 91406, 104464, 182812, 208928, 319921, 365624, 417856, 639842, 731248, 835712, 1279684, 1462496, 1671424, 2559368, 2924992, 5118736, 5849984, 10237472, 11699968, 20474944, 40949888, 81899776]

約数ペア:

[(1, 81899776), (2, 40949888), (4, 20474944), (7, 11699968), (8, 10237472), (14, 5849984), (16, 5118736), (28, 2924992), (32, 2559368), (49, 1671424), (56, 1462496), (64, 1279684), (98, 835712), (112, 731248), (128, 639842), (196, 417856), (224, 365624), (256, 319921), (392, 208928), (448, 182812), (784, 104464), (896, 91406), (1568, 52232), (1792, 45703), (3136, 26116), (6272, 13058), (6529, 12544)]