25355800

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1307}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 59605560

約数和(自身を除く): 34249760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 485, 776, 970, 1307, 1940, 2425, 2614, 3880, 4850, 5228, 6535, 9700, 10456, 13070, 19400, 26140, 32675, 52280, 65350, 126779, 130700, 253558, 261400, 507116, 633895, 1014232, 1267790, 2535580, 3169475, 5071160, 6338950, 12677900, 25355800]

約数ペア:

[(1, 25355800), (2, 12677900), (4, 6338950), (5, 5071160), (8, 3169475), (10, 2535580), (20, 1267790), (25, 1014232), (40, 633895), (50, 507116), (97, 261400), (100, 253558), (194, 130700), (200, 126779), (388, 65350), (485, 52280), (776, 32675), (970, 26140), (1307, 19400), (1940, 13070), (2425, 10456), (2614, 9700), (3880, 6535), (4850, 5228)]