61869025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{823}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 80105984

約数和(自身を除く): 18236959

約数列:

[1, 5, 25, 31, 97, 155, 485, 775, 823, 2425, 3007, 4115, 15035, 20575, 25513, 75175, 79831, 127565, 399155, 637825, 1995775, 2474761, 12373805, 61869025]

約数ペア:

[(1, 61869025), (5, 12373805), (25, 2474761), (31, 1995775), (97, 637825), (155, 399155), (485, 127565), (775, 79831), (823, 75175), (2425, 25513), (3007, 20575), (4115, 15035)]