104001560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{200003}}^1$

素因数の和:200027

約数の個数: 32

約数和(自身を含む): 252005040

約数和(自身を除く): 148003480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 200003, 400006, 800012, 1000015, 1600024, 2000030, 2600039, 4000060, 5200078, 8000120, 10400156, 13000195, 20800312, 26000390, 52000780, 104001560]

約数ペア:

[(1, 104001560), (2, 52000780), (4, 26000390), (5, 20800312), (8, 13000195), (10, 10400156), (13, 8000120), (20, 5200078), (26, 4000060), (40, 2600039), (52, 2000030), (65, 1600024), (104, 1000015), (130, 800012), (260, 400006), (520, 200003)]