73972000

素因数分解:

$2^5\times 5^3\times {\mathrm{18493}}^1$

素因数の和:18518

約数の個数: 48

約数和(自身を含む): 181759032

約数和(自身を除く): 107787032

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, 18493, 36986, 73972, 92465, 147944, 184930, 295888, 369860, 462325, 591776, 739720, 924650, 1479440, 1849300, 2311625, 2958880, 3698600, 4623250, 7397200, 9246500, 14794400, 18493000, 36986000, 73972000]

約数ペア:

[(1, 73972000), (2, 36986000), (4, 18493000), (5, 14794400), (8, 9246500), (10, 7397200), (16, 4623250), (20, 3698600), (25, 2958880), (32, 2311625), (40, 1849300), (50, 1479440), (80, 924650), (100, 739720), (125, 591776), (160, 462325), (200, 369860), (250, 295888), (400, 184930), (500, 147944), (800, 92465), (1000, 73972), (2000, 36986), (4000, 18493)]