25100488

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:250

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 30886712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 71, 107, 118, 142, 214, 236, 284, 413, 428, 472, 497, 568, 749, 826, 856, 994, 1498, 1652, 1988, 2996, 3304, 3976, 4189, 5992, 6313, 7597, 8378, 12626, 15194, 16756, 25252, 29323, 30388, 33512, 44191, 50504, 53179, 58646, 60776, 88382, 106358, 117292, 176764, 212716, 234584, 353528, 425432, 448223, 896446, 1792892, 3137561, 3585784, 6275122, 12550244, 25100488]

約数ペア:

[(1, 25100488), (2, 12550244), (4, 6275122), (7, 3585784), (8, 3137561), (14, 1792892), (28, 896446), (56, 448223), (59, 425432), (71, 353528), (107, 234584), (118, 212716), (142, 176764), (214, 117292), (236, 106358), (284, 88382), (413, 60776), (428, 58646), (472, 53179), (497, 50504), (568, 44191), (749, 33512), (826, 30388), (856, 29323), (994, 25252), (1498, 16756), (1652, 15194), (1988, 12626), (2996, 8378), (3304, 7597), (3976, 6313), (4189, 5992)]