77885185

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 110753280

約数和(自身を除く): 32868095

約数列:

[1, 5, 7, 35, 37, 137, 185, 259, 439, 685, 959, 1295, 2195, 3073, 4795, 5069, 15365, 16243, 25345, 35483, 60143, 81215, 113701, 177415, 300715, 421001, 568505, 2105005, 2225291, 11126455, 15577037, 77885185]

約数ペア:

[(1, 77885185), (5, 15577037), (7, 11126455), (35, 2225291), (37, 2105005), (137, 568505), (185, 421001), (259, 300715), (439, 177415), (685, 113701), (959, 81215), (1295, 60143), (2195, 35483), (3073, 25345), (4795, 16243), (5069, 15365)]