66455402080

素因数分解:

$2^5\times 5^1\times {\mathrm{809}}^1\times {\mathrm{513407}}^1$

素因数の和:514231

約数の個数: 48

約数和(自身を含む): 157195261440

約数和(自身を除く): 90739859360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 809, 1618, 3236, 4045, 6472, 8090, 12944, 16180, 25888, 32360, 64720, 129440, 513407, 1026814, 2053628, 2567035, 4107256, 5134070, 8214512, 10268140, 16429024, 20536280, 41072560, 82145120, 415346263, 830692526, 1661385052, 2076731315, 3322770104, 4153462630, 6645540208, 8306925260, 13291080416, 16613850520, 33227701040, 66455402080]

約数ペア:

[(1, 66455402080), (2, 33227701040), (4, 16613850520), (5, 13291080416), (8, 8306925260), (10, 6645540208), (16, 4153462630), (20, 3322770104), (32, 2076731315), (40, 1661385052), (80, 830692526), (160, 415346263), (809, 82145120), (1618, 41072560), (3236, 20536280), (4045, 16429024), (6472, 10268140), (8090, 8214512), (12944, 5134070), (16180, 4107256), (25888, 2567035), (32360, 2053628), (64720, 1026814), (129440, 513407)]