25039616

素因数分解:

$2^8\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 58131360

約数和(自身を除く): 33091744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 157, 178, 224, 256, 314, 356, 448, 623, 628, 712, 896, 1099, 1246, 1256, 1424, 1792, 2198, 2492, 2512, 2848, 4396, 4984, 5024, 5696, 8792, 9968, 10048, 11392, 13973, 17584, 19936, 20096, 22784, 27946, 35168, 39872, 40192, 55892, 70336, 79744, 97811, 111784, 140672, 159488, 195622, 223568, 281344, 391244, 447136, 782488, 894272, 1564976, 1788544, 3129952, 3577088, 6259904, 12519808, 25039616]

約数ペア:

[(1, 25039616), (2, 12519808), (4, 6259904), (7, 3577088), (8, 3129952), (14, 1788544), (16, 1564976), (28, 894272), (32, 782488), (56, 447136), (64, 391244), (89, 281344), (112, 223568), (128, 195622), (157, 159488), (178, 140672), (224, 111784), (256, 97811), (314, 79744), (356, 70336), (448, 55892), (623, 40192), (628, 39872), (712, 35168), (896, 27946), (1099, 22784), (1246, 20096), (1256, 19936), (1424, 17584), (1792, 13973), (2198, 11392), (2492, 10048), (2512, 9968), (2848, 8792), (4396, 5696), (4984, 5024)]