78142645

素因数分解:

$5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{20483}}^1$

素因数の和:20604

約数の個数: 16

約数和(自身を含む): 108155520

約数和(自身を除く): 30012875

約数列:

[1, 5, 7, 35, 109, 545, 763, 3815, 20483, 102415, 143381, 716905, 2232647, 11163235, 15628529, 78142645]

約数ペア:

[(1, 78142645), (5, 15628529), (7, 11163235), (35, 2232647), (109, 716905), (545, 143381), (763, 102415), (3815, 20483)]