51322880

素因数分解:

$2^{13}\times 5^1\times 7^1\times {\mathrm{179}}^1$

素因数の和:217

約数の個数: 112

約数和(自身を含む): 141549120

約数和(自身を除く): 90226240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 179, 224, 256, 280, 320, 358, 448, 512, 560, 640, 716, 895, 896, 1024, 1120, 1253, 1280, 1432, 1790, 1792, 2048, 2240, 2506, 2560, 2864, 3580, 3584, 4096, 4480, 5012, 5120, 5728, 6265, 7160, 7168, 8192, 8960, 10024, 10240, 11456, 12530, 14320, 14336, 17920, 20048, 20480, 22912, 25060, 28640, 28672, 35840, 40096, 40960, 45824, 50120, 57280, 57344, 71680, 80192, 91648, 100240, 114560, 143360, 160384, 183296, 200480, 229120, 286720, 320768, 366592, 400960, 458240, 641536, 733184, 801920, 916480, 1283072, 1466368, 1603840, 1832960, 2566144, 3207680, 3665920, 5132288, 6415360, 7331840, 10264576, 12830720, 25661440, 51322880]

約数ペア:

[(1, 51322880), (2, 25661440), (4, 12830720), (5, 10264576), (7, 7331840), (8, 6415360), (10, 5132288), (14, 3665920), (16, 3207680), (20, 2566144), (28, 1832960), (32, 1603840), (35, 1466368), (40, 1283072), (56, 916480), (64, 801920), (70, 733184), (80, 641536), (112, 458240), (128, 400960), (140, 366592), (160, 320768), (179, 286720), (224, 229120), (256, 200480), (280, 183296), (320, 160384), (358, 143360), (448, 114560), (512, 100240), (560, 91648), (640, 80192), (716, 71680), (895, 57344), (896, 57280), (1024, 50120), (1120, 45824), (1253, 40960), (1280, 40096), (1432, 35840), (1790, 28672), (1792, 28640), (2048, 25060), (2240, 22912), (2506, 20480), (2560, 20048), (2864, 17920), (3580, 14336), (3584, 14320), (4096, 12530), (4480, 11456), (5012, 10240), (5120, 10024), (5728, 8960), (6265, 8192), (7160, 7168)]