625087457536

素因数分解:

$2^8\times {\mathrm{653}}^1\times {\mathrm{661}}^1\times {\mathrm{5657}}^1$

素因数の和:6987

約数の個数: 72

約数和(自身を含む): 1251755709624

約数和(自身を除く): 626668252088

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 653, 661, 1306, 1322, 2612, 2644, 5224, 5288, 5657, 10448, 10576, 11314, 20896, 21152, 22628, 41792, 42304, 45256, 83584, 84608, 90512, 167168, 169216, 181024, 362048, 431633, 724096, 863266, 1448192, 1726532, 3453064, 3694021, 3739277, 6906128, 7388042, 7478554, 13812256, 14776084, 14957108, 27624512, 29552168, 29914216, 55249024, 59104336, 59828432, 110498048, 118208672, 119656864, 236417344, 239313728, 472834688, 478627456, 945669376, 957254912, 2441747881, 4883495762, 9766991524, 19533983048, 39067966096, 78135932192, 156271864384, 312543728768, 625087457536]

約数ペア:

[(1, 625087457536), (2, 312543728768), (4, 156271864384), (8, 78135932192), (16, 39067966096), (32, 19533983048), (64, 9766991524), (128, 4883495762), (256, 2441747881), (653, 957254912), (661, 945669376), (1306, 478627456), (1322, 472834688), (2612, 239313728), (2644, 236417344), (5224, 119656864), (5288, 118208672), (5657, 110498048), (10448, 59828432), (10576, 59104336), (11314, 55249024), (20896, 29914216), (21152, 29552168), (22628, 27624512), (41792, 14957108), (42304, 14776084), (45256, 13812256), (83584, 7478554), (84608, 7388042), (90512, 6906128), (167168, 3739277), (169216, 3694021), (181024, 3453064), (362048, 1726532), (431633, 1448192), (724096, 863266)]