65054180

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{12959}}^1$

素因数の和:13219

約数の個数: 24

約数和(自身を含む): 137168640

約数和(自身を除く): 72114460

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 12959, 25918, 51836, 64795, 129590, 259180, 3252709, 6505418, 13010836, 16263545, 32527090, 65054180]

約数ペア:

[(1, 65054180), (2, 32527090), (4, 16263545), (5, 13010836), (10, 6505418), (20, 3252709), (251, 259180), (502, 129590), (1004, 64795), (1255, 51836), (2510, 25918), (5020, 12959)]