80214890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{30971}}^1$

素因数の和:31022

約数の個数: 32

約数和(自身を含む): 169478784

約数和(自身を除く): 89263894

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 30971, 61942, 154855, 216797, 309710, 433594, 1083985, 1145927, 2167970, 2291854, 5729635, 8021489, 11459270, 16042978, 40107445, 80214890]

約数ペア:

[(1, 80214890), (2, 40107445), (5, 16042978), (7, 11459270), (10, 8021489), (14, 5729635), (35, 2291854), (37, 2167970), (70, 1145927), (74, 1083985), (185, 433594), (259, 309710), (370, 216797), (518, 154855), (1295, 61942), (2590, 30971)]