68626400

素因数分解:

$2^5\times 5^2\times {\mathrm{109}}^1\times {\mathrm{787}}^1$

素因数の和:916

約数の個数: 72

約数和(自身を含む): 169286040

約数和(自身を除く): 100659640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 160, 200, 218, 400, 436, 545, 787, 800, 872, 1090, 1574, 1744, 2180, 2725, 3148, 3488, 3935, 4360, 5450, 6296, 7870, 8720, 10900, 12592, 15740, 17440, 19675, 21800, 25184, 31480, 39350, 43600, 62960, 78700, 85783, 87200, 125920, 157400, 171566, 314800, 343132, 428915, 629600, 686264, 857830, 1372528, 1715660, 2144575, 2745056, 3431320, 4289150, 6862640, 8578300, 13725280, 17156600, 34313200, 68626400]

約数ペア:

[(1, 68626400), (2, 34313200), (4, 17156600), (5, 13725280), (8, 8578300), (10, 6862640), (16, 4289150), (20, 3431320), (25, 2745056), (32, 2144575), (40, 1715660), (50, 1372528), (80, 857830), (100, 686264), (109, 629600), (160, 428915), (200, 343132), (218, 314800), (400, 171566), (436, 157400), (545, 125920), (787, 87200), (800, 85783), (872, 78700), (1090, 62960), (1574, 43600), (1744, 39350), (2180, 31480), (2725, 25184), (3148, 21800), (3488, 19675), (3935, 17440), (4360, 15740), (5450, 12592), (6296, 10900), (7870, 8720)]