997621825

素因数分解:

$5^2\times {\mathrm{193}}^1\times {\mathrm{199}}^1\times {\mathrm{1039}}^1$

素因数の和:1441

約数の個数: 24

約数和(自身を含む): 1250912000

約数和(自身を除く): 253290175

約数列:

[1, 5, 25, 193, 199, 965, 995, 1039, 4825, 4975, 5195, 25975, 38407, 192035, 200527, 206761, 960175, 1002635, 1033805, 5013175, 5169025, 39904873, 199524365, 997621825]

約数ペア:

[(1, 997621825), (5, 199524365), (25, 39904873), (193, 5169025), (199, 5013175), (965, 1033805), (995, 1002635), (1039, 960175), (4825, 206761), (4975, 200527), (5195, 192035), (25975, 38407)]