2015977925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{1231}}^1\times {\mathrm{5039}}^1$

素因数の和:6293

約数の個数: 24

約数和(自身を含む): 2694827520

約数和(自身を除く): 678849595

約数列:

[1, 5, 13, 25, 65, 325, 1231, 5039, 6155, 16003, 25195, 30775, 65507, 80015, 125975, 327535, 400075, 1637675, 6203009, 31015045, 80639117, 155075225, 403195585, 2015977925]

約数ペア:

[(1, 2015977925), (5, 403195585), (13, 155075225), (25, 80639117), (65, 31015045), (325, 6203009), (1231, 1637675), (5039, 400075), (6155, 327535), (16003, 125975), (25195, 80015), (30775, 65507)]