42272000

素因数分解:

$2^8\times 5^3\times {\mathrm{1321}}^1$

素因数の和:1352

約数の個数: 72

約数和(自身を含む): 105384552

約数和(自身を除く): 63112552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1321, 1600, 2000, 2642, 3200, 4000, 5284, 6400, 6605, 8000, 10568, 13210, 16000, 21136, 26420, 32000, 33025, 42272, 52840, 66050, 84544, 105680, 132100, 165125, 169088, 211360, 264200, 330250, 338176, 422720, 528400, 660500, 845440, 1056800, 1321000, 1690880, 2113600, 2642000, 4227200, 5284000, 8454400, 10568000, 21136000, 42272000]

約数ペア:

[(1, 42272000), (2, 21136000), (4, 10568000), (5, 8454400), (8, 5284000), (10, 4227200), (16, 2642000), (20, 2113600), (25, 1690880), (32, 1321000), (40, 1056800), (50, 845440), (64, 660500), (80, 528400), (100, 422720), (125, 338176), (128, 330250), (160, 264200), (200, 211360), (250, 169088), (256, 165125), (320, 132100), (400, 105680), (500, 84544), (640, 66050), (800, 52840), (1000, 42272), (1280, 33025), (1321, 32000), (1600, 26420), (2000, 21136), (2642, 16000), (3200, 13210), (4000, 10568), (5284, 8000), (6400, 6605)]