80867680

素因数分解:

$2^5\times 5^1\times {\mathrm{673}}^1\times {\mathrm{751}}^1$

素因数の和:1439

約数の個数: 48

約数和(自身を含む): 191588544

約数和(自身を除く): 110720864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 673, 751, 1346, 1502, 2692, 3004, 3365, 3755, 5384, 6008, 6730, 7510, 10768, 12016, 13460, 15020, 21536, 24032, 26920, 30040, 53840, 60080, 107680, 120160, 505423, 1010846, 2021692, 2527115, 4043384, 5054230, 8086768, 10108460, 16173536, 20216920, 40433840, 80867680]

約数ペア:

[(1, 80867680), (2, 40433840), (4, 20216920), (5, 16173536), (8, 10108460), (10, 8086768), (16, 5054230), (20, 4043384), (32, 2527115), (40, 2021692), (80, 1010846), (160, 505423), (673, 120160), (751, 107680), (1346, 60080), (1502, 53840), (2692, 30040), (3004, 26920), (3365, 24032), (3755, 21536), (5384, 15020), (6008, 13460), (6730, 12016), (7510, 10768)]