27780800

素因数分解:

$2^6\times 5^2\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:298

約数の個数: 84

約数和(自身を含む): 69448680

約数和(自身を除く): 41667880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 97, 100, 160, 179, 194, 200, 320, 358, 388, 400, 485, 716, 776, 800, 895, 970, 1432, 1552, 1600, 1790, 1940, 2425, 2864, 3104, 3580, 3880, 4475, 4850, 5728, 6208, 7160, 7760, 8950, 9700, 11456, 14320, 15520, 17363, 17900, 19400, 28640, 31040, 34726, 35800, 38800, 57280, 69452, 71600, 77600, 86815, 138904, 143200, 155200, 173630, 277808, 286400, 347260, 434075, 555616, 694520, 868150, 1111232, 1389040, 1736300, 2778080, 3472600, 5556160, 6945200, 13890400, 27780800]

約数ペア:

[(1, 27780800), (2, 13890400), (4, 6945200), (5, 5556160), (8, 3472600), (10, 2778080), (16, 1736300), (20, 1389040), (25, 1111232), (32, 868150), (40, 694520), (50, 555616), (64, 434075), (80, 347260), (97, 286400), (100, 277808), (160, 173630), (179, 155200), (194, 143200), (200, 138904), (320, 86815), (358, 77600), (388, 71600), (400, 69452), (485, 57280), (716, 38800), (776, 35800), (800, 34726), (895, 31040), (970, 28640), (1432, 19400), (1552, 17900), (1600, 17363), (1790, 15520), (1940, 14320), (2425, 11456), (2864, 9700), (3104, 8950), (3580, 7760), (3880, 7160), (4475, 6208), (4850, 5728)]