987673025

素因数分解:

$5^2\times {\mathrm{83}}^1\times {\mathrm{401}}^1\times {\mathrm{1187}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 1243607904

約数和(自身を除く): 255934879

約数列:

[1, 5, 25, 83, 401, 415, 1187, 2005, 2075, 5935, 10025, 29675, 33283, 98521, 166415, 475987, 492605, 832075, 2379935, 2463025, 11899675, 39506921, 197534605, 987673025]

約数ペア:

[(1, 987673025), (5, 197534605), (25, 39506921), (83, 11899675), (401, 2463025), (415, 2379935), (1187, 832075), (2005, 492605), (2075, 475987), (5935, 166415), (10025, 98521), (29675, 33283)]