83440975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1621}}^1$

素因数の和:1731

約数の個数: 24

約数和(自身を含む): 108609120

約数和(自身を除く): 25168145

約数列:

[1, 5, 25, 29, 71, 145, 355, 725, 1621, 1775, 2059, 8105, 10295, 40525, 47009, 51475, 115091, 235045, 575455, 1175225, 2877275, 3337639, 16688195, 83440975]

約数ペア:

[(1, 83440975), (5, 16688195), (25, 3337639), (29, 2877275), (71, 1175225), (145, 575455), (355, 235045), (725, 115091), (1621, 51475), (1775, 47009), (2059, 40525), (8105, 10295)]