81512930

素因数分解:

$2^1\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{4261}}^1$

素因数の和:6181

約数の個数: 16

約数和(自身を含む): 146834424

約数和(自身を除く): 65321494

約数列:

[1, 2, 5, 10, 1913, 3826, 4261, 8522, 9565, 19130, 21305, 42610, 8151293, 16302586, 40756465, 81512930]

約数ペア:

[(1, 81512930), (2, 40756465), (5, 16302586), (10, 8151293), (1913, 42610), (3826, 21305), (4261, 19130), (8522, 9565)]