8168000

素因数分解:

$2^6\times 5^3\times {\mathrm{1021}}^1$

素因数の和:1048

約数の個数: 56

約数和(自身を含む): 20247864

約数和(自身を除く): 12079864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1021, 1600, 2000, 2042, 4000, 4084, 5105, 8000, 8168, 10210, 16336, 20420, 25525, 32672, 40840, 51050, 65344, 81680, 102100, 127625, 163360, 204200, 255250, 326720, 408400, 510500, 816800, 1021000, 1633600, 2042000, 4084000, 8168000]

約数ペア:

[(1, 8168000), (2, 4084000), (4, 2042000), (5, 1633600), (8, 1021000), (10, 816800), (16, 510500), (20, 408400), (25, 326720), (32, 255250), (40, 204200), (50, 163360), (64, 127625), (80, 102100), (100, 81680), (125, 65344), (160, 51050), (200, 40840), (250, 32672), (320, 25525), (400, 20420), (500, 16336), (800, 10210), (1000, 8168), (1021, 8000), (1600, 5105), (2000, 4084), (2042, 4000)]