51298000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1973}}^1$

素因数の和:2009

約数の個数: 80

約数和(自身を含む): 133647696

約数和(自身を除く): 82349696

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 125, 130, 200, 208, 250, 260, 325, 400, 500, 520, 650, 1000, 1040, 1300, 1625, 1973, 2000, 2600, 3250, 3946, 5200, 6500, 7892, 9865, 13000, 15784, 19730, 25649, 26000, 31568, 39460, 49325, 51298, 78920, 98650, 102596, 128245, 157840, 197300, 205192, 246625, 256490, 394600, 410384, 493250, 512980, 641225, 789200, 986500, 1025960, 1282450, 1973000, 2051920, 2564900, 3206125, 3946000, 5129800, 6412250, 10259600, 12824500, 25649000, 51298000]

約数ペア:

[(1, 51298000), (2, 25649000), (4, 12824500), (5, 10259600), (8, 6412250), (10, 5129800), (13, 3946000), (16, 3206125), (20, 2564900), (25, 2051920), (26, 1973000), (40, 1282450), (50, 1025960), (52, 986500), (65, 789200), (80, 641225), (100, 512980), (104, 493250), (125, 410384), (130, 394600), (200, 256490), (208, 246625), (250, 205192), (260, 197300), (325, 157840), (400, 128245), (500, 102596), (520, 98650), (650, 78920), (1000, 51298), (1040, 49325), (1300, 39460), (1625, 31568), (1973, 26000), (2000, 25649), (2600, 19730), (3250, 15784), (3946, 13000), (5200, 9865), (6500, 7892)]