71180000

素因数分解:

$2^5\times 5^4\times {\mathrm{3559}}^1$

素因数の和:3589

約数の個数: 60

約数和(自身を含む): 175162680

約数和(自身を除く): 103982680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 2000, 2500, 3559, 4000, 5000, 7118, 10000, 14236, 17795, 20000, 28472, 35590, 56944, 71180, 88975, 113888, 142360, 177950, 284720, 355900, 444875, 569440, 711800, 889750, 1423600, 1779500, 2224375, 2847200, 3559000, 4448750, 7118000, 8897500, 14236000, 17795000, 35590000, 71180000]

約数ペア:

[(1, 71180000), (2, 35590000), (4, 17795000), (5, 14236000), (8, 8897500), (10, 7118000), (16, 4448750), (20, 3559000), (25, 2847200), (32, 2224375), (40, 1779500), (50, 1423600), (80, 889750), (100, 711800), (125, 569440), (160, 444875), (200, 355900), (250, 284720), (400, 177950), (500, 142360), (625, 113888), (800, 88975), (1000, 71180), (1250, 56944), (2000, 35590), (2500, 28472), (3559, 20000), (4000, 17795), (5000, 14236), (7118, 10000)]