68025580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{751}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 163731456

約数和(自身を除く): 95705876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 647, 751, 1294, 1502, 2588, 3004, 3235, 3755, 4529, 5257, 6470, 7510, 9058, 10514, 12940, 15020, 18116, 21028, 22645, 26285, 45290, 52570, 90580, 105140, 485897, 971794, 1943588, 2429485, 3401279, 4858970, 6802558, 9717940, 13605116, 17006395, 34012790, 68025580]

約数ペア:

[(1, 68025580), (2, 34012790), (4, 17006395), (5, 13605116), (7, 9717940), (10, 6802558), (14, 4858970), (20, 3401279), (28, 2429485), (35, 1943588), (70, 971794), (140, 485897), (647, 105140), (751, 90580), (1294, 52570), (1502, 45290), (2588, 26285), (3004, 22645), (3235, 21028), (3755, 18116), (4529, 15020), (5257, 12940), (6470, 10514), (7510, 9058)]