68542448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1439}}^1$

素因数の和:1689

約数の個数: 40

約数和(自身を含む): 143740800

約数和(自身を除く): 75198352

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 229, 458, 916, 1439, 1832, 2878, 2977, 3664, 5756, 5954, 11512, 11908, 18707, 23024, 23816, 37414, 47632, 74828, 149656, 299312, 329531, 659062, 1318124, 2636248, 4283903, 5272496, 8567806, 17135612, 34271224, 68542448]

約数ペア:

[(1, 68542448), (2, 34271224), (4, 17135612), (8, 8567806), (13, 5272496), (16, 4283903), (26, 2636248), (52, 1318124), (104, 659062), (208, 329531), (229, 299312), (458, 149656), (916, 74828), (1439, 47632), (1832, 37414), (2878, 23816), (2977, 23024), (3664, 18707), (5756, 11908), (5954, 11512)]