78922060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{977}}^1$

素因数の和:1570

約数の個数: 48

約数和(自身を含む): 189935424

約数和(自身を除く): 111013364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 577, 977, 1154, 1954, 2308, 2885, 3908, 4039, 4885, 5770, 6839, 8078, 9770, 11540, 13678, 16156, 19540, 20195, 27356, 34195, 40390, 68390, 80780, 136780, 563729, 1127458, 2254916, 2818645, 3946103, 5637290, 7892206, 11274580, 15784412, 19730515, 39461030, 78922060]

約数ペア:

[(1, 78922060), (2, 39461030), (4, 19730515), (5, 15784412), (7, 11274580), (10, 7892206), (14, 5637290), (20, 3946103), (28, 2818645), (35, 2254916), (70, 1127458), (140, 563729), (577, 136780), (977, 80780), (1154, 68390), (1954, 40390), (2308, 34195), (2885, 27356), (3908, 20195), (4039, 19540), (4885, 16156), (5770, 13678), (6839, 11540), (8078, 9770)]