81146210

素因数分解:

$2^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{21187}}^1$

素因数の和:21577

約数の個数: 16

約数和(自身を含む): 146451456

約数和(自身を除く): 65305246

約数列:

[1, 2, 5, 10, 383, 766, 1915, 3830, 21187, 42374, 105935, 211870, 8114621, 16229242, 40573105, 81146210]

約数ペア:

[(1, 81146210), (2, 40573105), (5, 16229242), (10, 8114621), (383, 211870), (766, 105935), (1915, 42374), (3830, 21187)]