648005

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 16

約数和(自身を含む): 831600

約数和(自身を除く): 183595

約数列:

[1, 5, 29, 41, 109, 145, 205, 545, 1189, 3161, 4469, 5945, 15805, 22345, 129601, 648005]

約数ペア:

[(1, 648005), (5, 129601), (29, 22345), (41, 15805), (109, 5945), (145, 4469), (205, 3161), (545, 1189)]