13890400

素因数分解:

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

素因数の和:296

約数の個数: 72

約数和(自身を含む): 34450920

約数和(自身を除く): 20560520

約数列:

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

約数ペア:

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