51307880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98669}}^1$

素因数の和:98693

約数の個数: 32

約数和(自身を含む): 124324200

約数和(自身を除く): 73016320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 98669, 197338, 394676, 493345, 789352, 986690, 1282697, 1973380, 2565394, 3946760, 5130788, 6413485, 10261576, 12826970, 25653940, 51307880]

約数ペア:

[(1, 51307880), (2, 25653940), (4, 12826970), (5, 10261576), (8, 6413485), (10, 5130788), (13, 3946760), (20, 2565394), (26, 1973380), (40, 1282697), (52, 986690), (65, 789352), (104, 493345), (130, 394676), (260, 197338), (520, 98669)]