251018080

素因数分解:

$2^5\times 5^1\times {\mathrm{577}}^1\times {\mathrm{2719}}^1$

素因数の和:3311

約数の個数: 48

約数和(自身を含む): 594276480

約数和(自身を除く): 343258400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 577, 1154, 2308, 2719, 2885, 4616, 5438, 5770, 9232, 10876, 11540, 13595, 18464, 21752, 23080, 27190, 43504, 46160, 54380, 87008, 92320, 108760, 217520, 435040, 1568863, 3137726, 6275452, 7844315, 12550904, 15688630, 25101808, 31377260, 50203616, 62754520, 125509040, 251018080]

約数ペア:

[(1, 251018080), (2, 125509040), (4, 62754520), (5, 50203616), (8, 31377260), (10, 25101808), (16, 15688630), (20, 12550904), (32, 7844315), (40, 6275452), (80, 3137726), (160, 1568863), (577, 435040), (1154, 217520), (2308, 108760), (2719, 92320), (2885, 87008), (4616, 54380), (5438, 46160), (5770, 43504), (9232, 27190), (10876, 23080), (11540, 21752), (13595, 18464)]