25715968

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 57395520

約数和(自身を除く): 31679552

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 256, 272, 304, 311, 323, 544, 608, 622, 646, 1088, 1216, 1244, 1292, 2176, 2432, 2488, 2584, 4352, 4864, 4976, 5168, 5287, 5909, 9952, 10336, 10574, 11818, 19904, 20672, 21148, 23636, 39808, 41344, 42296, 47272, 79616, 82688, 84592, 94544, 100453, 169184, 189088, 200906, 338368, 378176, 401812, 676736, 756352, 803624, 1353472, 1512704, 1607248, 3214496, 6428992, 12857984, 25715968]

約数ペア:

[(1, 25715968), (2, 12857984), (4, 6428992), (8, 3214496), (16, 1607248), (17, 1512704), (19, 1353472), (32, 803624), (34, 756352), (38, 676736), (64, 401812), (68, 378176), (76, 338368), (128, 200906), (136, 189088), (152, 169184), (256, 100453), (272, 94544), (304, 84592), (311, 82688), (323, 79616), (544, 47272), (608, 42296), (622, 41344), (646, 39808), (1088, 23636), (1216, 21148), (1244, 20672), (1292, 19904), (2176, 11818), (2432, 10574), (2488, 10336), (2584, 9952), (4352, 5909), (4864, 5287), (4976, 5168)]