66976760

素因数分解:

$2^3\times 5^1\times {\mathrm{937}}^1\times {\mathrm{1787}}^1$

素因数の和:2735

約数の個数: 32

約数和(自身を含む): 150942960

約数和(自身を除く): 83966200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 937, 1787, 1874, 3574, 3748, 4685, 7148, 7496, 8935, 9370, 14296, 17870, 18740, 35740, 37480, 71480, 1674419, 3348838, 6697676, 8372095, 13395352, 16744190, 33488380, 66976760]

約数ペア:

[(1, 66976760), (2, 33488380), (4, 16744190), (5, 13395352), (8, 8372095), (10, 6697676), (20, 3348838), (40, 1674419), (937, 71480), (1787, 37480), (1874, 35740), (3574, 18740), (3748, 17870), (4685, 14296), (7148, 9370), (7496, 8935)]