7488400

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:308

約数の個数: 60

約数和(自身を含む): 18270532

約数和(自身を除く): 10782132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 193, 194, 200, 386, 388, 400, 485, 772, 776, 965, 970, 1544, 1552, 1930, 1940, 2425, 3088, 3860, 3880, 4825, 4850, 7720, 7760, 9650, 9700, 15440, 18721, 19300, 19400, 37442, 38600, 38800, 74884, 77200, 93605, 149768, 187210, 299536, 374420, 468025, 748840, 936050, 1497680, 1872100, 3744200, 7488400]

約数ペア:

[(1, 7488400), (2, 3744200), (4, 1872100), (5, 1497680), (8, 936050), (10, 748840), (16, 468025), (20, 374420), (25, 299536), (40, 187210), (50, 149768), (80, 93605), (97, 77200), (100, 74884), (193, 38800), (194, 38600), (200, 37442), (386, 19400), (388, 19300), (400, 18721), (485, 15440), (772, 9700), (776, 9650), (965, 7760), (970, 7720), (1544, 4850), (1552, 4825), (1930, 3880), (1940, 3860), (2425, 3088)]