25064704

素因数分解:

$2^8\times 7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 58278528

約数和(自身を除く): 33213824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 197, 224, 256, 284, 394, 448, 497, 568, 788, 896, 994, 1136, 1379, 1576, 1792, 1988, 2272, 2758, 3152, 3976, 4544, 5516, 6304, 7952, 9088, 11032, 12608, 13987, 15904, 18176, 22064, 25216, 27974, 31808, 44128, 50432, 55948, 63616, 88256, 97909, 111896, 127232, 176512, 195818, 223792, 353024, 391636, 447584, 783272, 895168, 1566544, 1790336, 3133088, 3580672, 6266176, 12532352, 25064704]

約数ペア:

[(1, 25064704), (2, 12532352), (4, 6266176), (7, 3580672), (8, 3133088), (14, 1790336), (16, 1566544), (28, 895168), (32, 783272), (56, 447584), (64, 391636), (71, 353024), (112, 223792), (128, 195818), (142, 176512), (197, 127232), (224, 111896), (256, 97909), (284, 88256), (394, 63616), (448, 55948), (497, 50432), (568, 44128), (788, 31808), (896, 27974), (994, 25216), (1136, 22064), (1379, 18176), (1576, 15904), (1792, 13987), (1988, 12608), (2272, 11032), (2758, 9088), (3152, 7952), (3976, 6304), (4544, 5516)]