25647472

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 51103872

約数和(自身を除く): 25456400

約数列:

[1, 2, 4, 8, 16, 71, 107, 142, 211, 214, 284, 422, 428, 568, 844, 856, 1136, 1688, 1712, 3376, 7597, 14981, 15194, 22577, 29962, 30388, 45154, 59924, 60776, 90308, 119848, 121552, 180616, 239696, 361232, 1602967, 3205934, 6411868, 12823736, 25647472]

約数ペア:

[(1, 25647472), (2, 12823736), (4, 6411868), (8, 3205934), (16, 1602967), (71, 361232), (107, 239696), (142, 180616), (211, 121552), (214, 119848), (284, 90308), (422, 60776), (428, 59924), (568, 45154), (844, 30388), (856, 29962), (1136, 22577), (1688, 15194), (1712, 14981), (3376, 7597)]