80939200

素因数分解:

$2^6\times 5^2\times {\mathrm{50587}}^1$

素因数の和:50609

約数の個数: 42

約数和(自身を含む): 199164956

約数和(自身を除く): 118225756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 50587, 101174, 202348, 252935, 404696, 505870, 809392, 1011740, 1264675, 1618784, 2023480, 2529350, 3237568, 4046960, 5058700, 8093920, 10117400, 16187840, 20234800, 40469600, 80939200]

約数ペア:

[(1, 80939200), (2, 40469600), (4, 20234800), (5, 16187840), (8, 10117400), (10, 8093920), (16, 5058700), (20, 4046960), (25, 3237568), (32, 2529350), (40, 2023480), (50, 1618784), (64, 1264675), (80, 1011740), (100, 809392), (160, 505870), (200, 404696), (320, 252935), (400, 202348), (800, 101174), (1600, 50587)]