80247245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{28711}}^1$

素因数の和:28772

約数の個数: 16

約数和(自身を含む): 106119552

約数和(自身を除く): 25872307

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 28711, 143555, 373243, 1234573, 1866215, 6172865, 16049449, 80247245]

約数ペア:

[(1, 80247245), (5, 16049449), (13, 6172865), (43, 1866215), (65, 1234573), (215, 373243), (559, 143555), (2795, 28711)]