85411900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{17431}}^1$

素因数の和:17459

約数の個数: 54

約数和(自身を含む): 215616408

約数和(自身を除く): 130204508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 17431, 34862, 69724, 87155, 122017, 174310, 244034, 348620, 435775, 488068, 610085, 854119, 871550, 1220170, 1708238, 1743100, 2440340, 3050425, 3416476, 4270595, 6100850, 8541190, 12201700, 17082380, 21352975, 42705950, 85411900]

約数ペア:

[(1, 85411900), (2, 42705950), (4, 21352975), (5, 17082380), (7, 12201700), (10, 8541190), (14, 6100850), (20, 4270595), (25, 3416476), (28, 3050425), (35, 2440340), (49, 1743100), (50, 1708238), (70, 1220170), (98, 871550), (100, 854119), (140, 610085), (175, 488068), (196, 435775), (245, 348620), (350, 244034), (490, 174310), (700, 122017), (980, 87155), (1225, 69724), (2450, 34862), (4900, 17431)]