140710400

素因数分解:

$2^9\times 5^2\times {\mathrm{10993}}^1$

素因数の和:11021

約数の個数: 60

約数和(自身を含む): 348652722

約数和(自身を除く): 207942322

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 10993, 12800, 21986, 43972, 54965, 87944, 109930, 175888, 219860, 274825, 351776, 439720, 549650, 703552, 879440, 1099300, 1407104, 1758880, 2198600, 2814208, 3517760, 4397200, 5628416, 7035520, 8794400, 14071040, 17588800, 28142080, 35177600, 70355200, 140710400]

約数ペア:

[(1, 140710400), (2, 70355200), (4, 35177600), (5, 28142080), (8, 17588800), (10, 14071040), (16, 8794400), (20, 7035520), (25, 5628416), (32, 4397200), (40, 3517760), (50, 2814208), (64, 2198600), (80, 1758880), (100, 1407104), (128, 1099300), (160, 879440), (200, 703552), (256, 549650), (320, 439720), (400, 351776), (512, 274825), (640, 219860), (800, 175888), (1280, 109930), (1600, 87944), (2560, 54965), (3200, 43972), (6400, 21986), (10993, 12800)]