57105280

素因数分解:

$2^7\times 5^1\times {\mathrm{89227}}^1$

素因数の和:89246

約数の個数: 32

約数和(自身を含む): 136518840

約数和(自身を除く): 79413560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 89227, 178454, 356908, 446135, 713816, 892270, 1427632, 1784540, 2855264, 3569080, 5710528, 7138160, 11421056, 14276320, 28552640, 57105280]

約数ペア:

[(1, 57105280), (2, 28552640), (4, 14276320), (5, 11421056), (8, 7138160), (10, 5710528), (16, 3569080), (20, 2855264), (32, 1784540), (40, 1427632), (64, 892270), (80, 713816), (128, 446135), (160, 356908), (320, 178454), (640, 89227)]