68389264

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{929}}^1$

素因数の和:1087

約数の個数: 40

約数和(自身を含む): 137000160

約数和(自身を除く): 68610896

約数列:

[1, 2, 4, 8, 16, 43, 86, 107, 172, 214, 344, 428, 688, 856, 929, 1712, 1858, 3716, 4601, 7432, 9202, 14864, 18404, 36808, 39947, 73616, 79894, 99403, 159788, 198806, 319576, 397612, 639152, 795224, 1590448, 4274329, 8548658, 17097316, 34194632, 68389264]

約数ペア:

[(1, 68389264), (2, 34194632), (4, 17097316), (8, 8548658), (16, 4274329), (43, 1590448), (86, 795224), (107, 639152), (172, 397612), (214, 319576), (344, 198806), (428, 159788), (688, 99403), (856, 79894), (929, 73616), (1712, 39947), (1858, 36808), (3716, 18404), (4601, 14864), (7432, 9202)]