64502000

素因数分解:

$2^4\times 5^3\times {\mathrm{32251}}^1$

素因数の和:32274

約数の個数: 40

約数和(自身を含む): 155970672

約数和(自身を除く): 91468672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 32251, 64502, 129004, 161255, 258008, 322510, 516016, 645020, 806275, 1290040, 1612550, 2580080, 3225100, 4031375, 6450200, 8062750, 12900400, 16125500, 32251000, 64502000]

約数ペア:

[(1, 64502000), (2, 32251000), (4, 16125500), (5, 12900400), (8, 8062750), (10, 6450200), (16, 4031375), (20, 3225100), (25, 2580080), (40, 1612550), (50, 1290040), (80, 806275), (100, 645020), (125, 516016), (200, 322510), (250, 258008), (400, 161255), (500, 129004), (1000, 64502), (2000, 32251)]