2005248975

素因数分解:

$3^1\times 5^2\times {\mathrm{1453}}^1\times {\mathrm{18401}}^1$

素因数の和:19867

約数の個数: 24

約数和(自身を含む): 3317806992

約数和(自身を除く): 1312558017

約数列:

[1, 3, 5, 15, 25, 75, 1453, 4359, 7265, 18401, 21795, 36325, 55203, 92005, 108975, 276015, 460025, 1380075, 26736653, 80209959, 133683265, 401049795, 668416325, 2005248975]

約数ペア:

[(1, 2005248975), (3, 668416325), (5, 401049795), (15, 133683265), (25, 80209959), (75, 26736653), (1453, 1380075), (4359, 460025), (7265, 276015), (18401, 108975), (21795, 92005), (36325, 55203)]