82681520

素因数分解:

$2^4\times 5^1\times {\mathrm{443}}^1\times {\mathrm{2333}}^1$

素因数の和:2789

約数の個数: 40

約数和(自身を含む): 192751056

約数和(自身を除く): 110069536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 443, 886, 1772, 2215, 2333, 3544, 4430, 4666, 7088, 8860, 9332, 11665, 17720, 18664, 23330, 35440, 37328, 46660, 93320, 186640, 1033519, 2067038, 4134076, 5167595, 8268152, 10335190, 16536304, 20670380, 41340760, 82681520]

約数ペア:

[(1, 82681520), (2, 41340760), (4, 20670380), (5, 16536304), (8, 10335190), (10, 8268152), (16, 5167595), (20, 4134076), (40, 2067038), (80, 1033519), (443, 186640), (886, 93320), (1772, 46660), (2215, 37328), (2333, 35440), (3544, 23330), (4430, 18664), (4666, 17720), (7088, 11665), (8860, 9332)]