86084000

素因数分解:

$2^5\times 5^3\times {\mathrm{21521}}^1$

素因数の和:21546

約数の個数: 48

約数和(自身を含む): 211518216

約数和(自身を除く): 125434216

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, 21521, 43042, 86084, 107605, 172168, 215210, 344336, 430420, 538025, 688672, 860840, 1076050, 1721680, 2152100, 2690125, 3443360, 4304200, 5380250, 8608400, 10760500, 17216800, 21521000, 43042000, 86084000]

約数ペア:

[(1, 86084000), (2, 43042000), (4, 21521000), (5, 17216800), (8, 10760500), (10, 8608400), (16, 5380250), (20, 4304200), (25, 3443360), (32, 2690125), (40, 2152100), (50, 1721680), (80, 1076050), (100, 860840), (125, 688672), (160, 538025), (200, 430420), (250, 344336), (400, 215210), (500, 172168), (800, 107605), (1000, 86084), (2000, 43042), (4000, 21521)]