280522328

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{7993}}^1$

素因数の和:8147

約数の個数: 32

約数和(自身を含む): 543911760

約数和(自身を除く): 263389432

約数列:

[1, 2, 4, 8, 41, 82, 107, 164, 214, 328, 428, 856, 4387, 7993, 8774, 15986, 17548, 31972, 35096, 63944, 327713, 655426, 855251, 1310852, 1710502, 2621704, 3421004, 6842008, 35065291, 70130582, 140261164, 280522328]

約数ペア:

[(1, 280522328), (2, 140261164), (4, 70130582), (8, 35065291), (41, 6842008), (82, 3421004), (107, 2621704), (164, 1710502), (214, 1310852), (328, 855251), (428, 655426), (856, 327713), (4387, 63944), (7993, 35096), (8774, 31972), (15986, 17548)]