82084000

素因数分解:

$2^5\times 5^3\times {\mathrm{20521}}^1$

素因数の和:20546

約数の個数: 48

約数和(自身を含む): 201690216

約数和(自身を除く): 119606216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 20521, 41042, 82084, 102605, 164168, 205210, 328336, 410420, 513025, 656672, 820840, 1026050, 1641680, 2052100, 2565125, 3283360, 4104200, 5130250, 8208400, 10260500, 16416800, 20521000, 41042000, 82084000]

約数ペア:

[(1, 82084000), (2, 41042000), (4, 20521000), (5, 16416800), (8, 10260500), (10, 8208400), (16, 5130250), (20, 4104200), (25, 3283360), (32, 2565125), (40, 2052100), (50, 1641680), (80, 1026050), (100, 820840), (125, 656672), (160, 513025), (200, 410420), (250, 328336), (400, 205210), (500, 164168), (800, 102605), (1000, 82084), (2000, 41042), (4000, 20521)]