866405139520

素因数分解:

$2^6\times 5^1\times {\mathrm{2707516061}}^1$

素因数の和:2707516078

約数の個数: 28

約数和(自身を含む): 2063127239244

約数和(自身を除く): 1196722099724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2707516061, 5415032122, 10830064244, 13537580305, 21660128488, 27075160610, 43320256976, 54150321220, 86640513952, 108300642440, 173281027904, 216601284880, 433202569760, 866405139520]

約数ペア:

[(1, 866405139520), (2, 433202569760), (4, 216601284880), (5, 173281027904), (8, 108300642440), (10, 86640513952), (16, 54150321220), (20, 43320256976), (32, 27075160610), (40, 21660128488), (64, 13537580305), (80, 10830064244), (160, 5415032122), (320, 2707516061)]