81064850

素因数分解:

$2^1\times 5^2\times {\mathrm{607}}^1\times {\mathrm{2671}}^1$

素因数の和:3290

約数の個数: 24

約数和(自身を含む): 151085568

約数和(自身を除く): 70020718

約数列:

[1, 2, 5, 10, 25, 50, 607, 1214, 2671, 3035, 5342, 6070, 13355, 15175, 26710, 30350, 66775, 133550, 1621297, 3242594, 8106485, 16212970, 40532425, 81064850]

約数ペア:

[(1, 81064850), (2, 40532425), (5, 16212970), (10, 8106485), (25, 3242594), (50, 1621297), (607, 133550), (1214, 66775), (2671, 30350), (3035, 26710), (5342, 15175), (6070, 13355)]