85478240

素因数分解:

$2^5\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1097}}^1$

素因数の和:1599

約数の個数: 48

約数和(自身を含む): 202541472

約数和(自身を除く): 117063232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 487, 974, 1097, 1948, 2194, 2435, 3896, 4388, 4870, 5485, 7792, 8776, 9740, 10970, 15584, 17552, 19480, 21940, 35104, 38960, 43880, 77920, 87760, 175520, 534239, 1068478, 2136956, 2671195, 4273912, 5342390, 8547824, 10684780, 17095648, 21369560, 42739120, 85478240]

約数ペア:

[(1, 85478240), (2, 42739120), (4, 21369560), (5, 17095648), (8, 10684780), (10, 8547824), (16, 5342390), (20, 4273912), (32, 2671195), (40, 2136956), (80, 1068478), (160, 534239), (487, 175520), (974, 87760), (1097, 77920), (1948, 43880), (2194, 38960), (2435, 35104), (3896, 21940), (4388, 19480), (4870, 17552), (5485, 15584), (7792, 10970), (8776, 9740)]