166161760

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{4657}}^1$

素因数の和:4895

約数の個数: 48

約数和(自身を含む): 394402176

約数和(自身を除く): 228240416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 4657, 7136, 8920, 9314, 17840, 18628, 23285, 35680, 37256, 46570, 74512, 93140, 149024, 186280, 372560, 745120, 1038511, 2077022, 4154044, 5192555, 8308088, 10385110, 16616176, 20770220, 33232352, 41540440, 83080880, 166161760]

約数ペア:

[(1, 166161760), (2, 83080880), (4, 41540440), (5, 33232352), (8, 20770220), (10, 16616176), (16, 10385110), (20, 8308088), (32, 5192555), (40, 4154044), (80, 2077022), (160, 1038511), (223, 745120), (446, 372560), (892, 186280), (1115, 149024), (1784, 93140), (2230, 74512), (3568, 46570), (4460, 37256), (4657, 35680), (7136, 23285), (8920, 18628), (9314, 17840)]