25409504

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 52009776

約数和(自身を除く): 26600272

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 107, 164, 181, 214, 328, 362, 428, 656, 724, 856, 1312, 1448, 1712, 2896, 3424, 4387, 5792, 7421, 8774, 14842, 17548, 19367, 29684, 35096, 38734, 59368, 70192, 77468, 118736, 140384, 154936, 237472, 309872, 619744, 794047, 1588094, 3176188, 6352376, 12704752, 25409504]

約数ペア:

[(1, 25409504), (2, 12704752), (4, 6352376), (8, 3176188), (16, 1588094), (32, 794047), (41, 619744), (82, 309872), (107, 237472), (164, 154936), (181, 140384), (214, 118736), (328, 77468), (362, 70192), (428, 59368), (656, 38734), (724, 35096), (856, 29684), (1312, 19367), (1448, 17548), (1712, 14842), (2896, 8774), (3424, 7421), (4387, 5792)]