25331200

素因数分解:

$2^9\times 5^2\times {\mathrm{1979}}^1$

素因数の和:2007

約数の個数: 60

約数和(自身を含む): 62791740

約数和(自身を除く): 37460540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 1979, 2560, 3200, 3958, 6400, 7916, 9895, 12800, 15832, 19790, 31664, 39580, 49475, 63328, 79160, 98950, 126656, 158320, 197900, 253312, 316640, 395800, 506624, 633280, 791600, 1013248, 1266560, 1583200, 2533120, 3166400, 5066240, 6332800, 12665600, 25331200]

約数ペア:

[(1, 25331200), (2, 12665600), (4, 6332800), (5, 5066240), (8, 3166400), (10, 2533120), (16, 1583200), (20, 1266560), (25, 1013248), (32, 791600), (40, 633280), (50, 506624), (64, 395800), (80, 316640), (100, 253312), (128, 197900), (160, 158320), (200, 126656), (256, 98950), (320, 79160), (400, 63328), (512, 49475), (640, 39580), (800, 31664), (1280, 19790), (1600, 15832), (1979, 12800), (2560, 9895), (3200, 7916), (3958, 6400)]