67972000

素因数分解:

$2^5\times 5^3\times {\mathrm{16993}}^1$

素因数の和:17018

約数の個数: 48

約数和(自身を含む): 167017032

約数和(自身を除く): 99045032

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, 16993, 33986, 67972, 84965, 135944, 169930, 271888, 339860, 424825, 543776, 679720, 849650, 1359440, 1699300, 2124125, 2718880, 3398600, 4248250, 6797200, 8496500, 13594400, 16993000, 33986000, 67972000]

約数ペア:

[(1, 67972000), (2, 33986000), (4, 16993000), (5, 13594400), (8, 8496500), (10, 6797200), (16, 4248250), (20, 3398600), (25, 2718880), (32, 2124125), (40, 1699300), (50, 1359440), (80, 849650), (100, 679720), (125, 543776), (160, 424825), (200, 339860), (250, 271888), (400, 169930), (500, 135944), (800, 84965), (1000, 67972), (2000, 33986), (4000, 16993)]