25661440

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{179}}^1$

素因数の和:215

約数の個数: 104

約数和(自身を含む): 70770240

約数和(自身を除く): 45108800

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, 8960, 10024, 10240, 11456, 12530, 14320, 14336, 17920, 20048, 20480, 22912, 25060, 28640, 28672, 35840, 40096, 45824, 50120, 57280, 71680, 80192, 91648, 100240, 114560, 143360, 160384, 183296, 200480, 229120, 320768, 366592, 400960, 458240, 641536, 733184, 801920, 916480, 1283072, 1603840, 1832960, 2566144, 3207680, 3665920, 5132288, 6415360, 12830720, 25661440]

約数ペア:

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