87031808

素因数分解:

$2^{20}\times {\mathrm{83}}^1$

素因数の和:123

約数の個数: 42

約数和(自身を含む): 176160684

約数和(自身を除く): 89128876

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 256, 332, 512, 664, 1024, 1328, 2048, 2656, 4096, 5312, 8192, 10624, 16384, 21248, 32768, 42496, 65536, 84992, 131072, 169984, 262144, 339968, 524288, 679936, 1048576, 1359872, 2719744, 5439488, 10878976, 21757952, 43515904, 87031808]

約数ペア:

[(1, 87031808), (2, 43515904), (4, 21757952), (8, 10878976), (16, 5439488), (32, 2719744), (64, 1359872), (83, 1048576), (128, 679936), (166, 524288), (256, 339968), (332, 262144), (512, 169984), (664, 131072), (1024, 84992), (1328, 65536), (2048, 42496), (2656, 32768), (4096, 21248), (5312, 16384), (8192, 10624)]