159436280

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{4651}}^1$

素因数の和:5519

約数の個数: 32

約数和(自身を含む): 359227440

約数和(自身を除く): 199791160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1714, 3428, 4285, 4651, 6856, 8570, 9302, 17140, 18604, 23255, 34280, 37208, 46510, 93020, 186040, 3985907, 7971814, 15943628, 19929535, 31887256, 39859070, 79718140, 159436280]

約数ペア:

[(1, 159436280), (2, 79718140), (4, 39859070), (5, 31887256), (8, 19929535), (10, 15943628), (20, 7971814), (40, 3985907), (857, 186040), (1714, 93020), (3428, 46510), (4285, 37208), (4651, 34280), (6856, 23255), (8570, 18604), (9302, 17140)]