71218000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{5087}}^1$

素因数の和:5117

約数の個数: 80

約数和(自身を含む): 196844544

約数和(自身を除く): 125626544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2800, 3500, 5087, 7000, 10174, 14000, 20348, 25435, 35609, 40696, 50870, 71218, 81392, 101740, 127175, 142436, 178045, 203480, 254350, 284872, 356090, 406960, 508700, 569744, 635875, 712180, 890225, 1017400, 1271750, 1424360, 1780450, 2034800, 2543500, 2848720, 3560900, 4451125, 5087000, 7121800, 8902250, 10174000, 14243600, 17804500, 35609000, 71218000]

約数ペア:

[(1, 71218000), (2, 35609000), (4, 17804500), (5, 14243600), (7, 10174000), (8, 8902250), (10, 7121800), (14, 5087000), (16, 4451125), (20, 3560900), (25, 2848720), (28, 2543500), (35, 2034800), (40, 1780450), (50, 1424360), (56, 1271750), (70, 1017400), (80, 890225), (100, 712180), (112, 635875), (125, 569744), (140, 508700), (175, 406960), (200, 356090), (250, 284872), (280, 254350), (350, 203480), (400, 178045), (500, 142436), (560, 127175), (700, 101740), (875, 81392), (1000, 71218), (1400, 50870), (1750, 40696), (2000, 35609), (2800, 25435), (3500, 20348), (5087, 14000), (7000, 10174)]