71582080

素因数分解:

$2^7\times 5^1\times {\mathrm{111847}}^1$

素因数の和:111866

約数の個数: 32

約数和(自身を含む): 171127440

約数和(自身を除く): 99545360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 111847, 223694, 447388, 559235, 894776, 1118470, 1789552, 2236940, 3579104, 4473880, 7158208, 8947760, 14316416, 17895520, 35791040, 71582080]

約数ペア:

[(1, 71582080), (2, 35791040), (4, 17895520), (5, 14316416), (8, 8947760), (10, 7158208), (16, 4473880), (20, 3579104), (32, 2236940), (40, 1789552), (64, 1118470), (80, 894776), (128, 559235), (160, 447388), (320, 223694), (640, 111847)]