12200800

素因数分解:

$2^5\times 5^2\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 72

約数和(自身を含む): 30279312

約数和(自身を除く): 18078512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 101, 151, 160, 200, 202, 302, 400, 404, 505, 604, 755, 800, 808, 1010, 1208, 1510, 1616, 2020, 2416, 2525, 3020, 3232, 3775, 4040, 4832, 5050, 6040, 7550, 8080, 10100, 12080, 15100, 15251, 16160, 20200, 24160, 30200, 30502, 40400, 60400, 61004, 76255, 80800, 120800, 122008, 152510, 244016, 305020, 381275, 488032, 610040, 762550, 1220080, 1525100, 2440160, 3050200, 6100400, 12200800]

約数ペア:

[(1, 12200800), (2, 6100400), (4, 3050200), (5, 2440160), (8, 1525100), (10, 1220080), (16, 762550), (20, 610040), (25, 488032), (32, 381275), (40, 305020), (50, 244016), (80, 152510), (100, 122008), (101, 120800), (151, 80800), (160, 76255), (200, 61004), (202, 60400), (302, 40400), (400, 30502), (404, 30200), (505, 24160), (604, 20200), (755, 16160), (800, 15251), (808, 15100), (1010, 12080), (1208, 10100), (1510, 8080), (1616, 7550), (2020, 6040), (2416, 5050), (2525, 4832), (3020, 4040), (3232, 3775)]