25607680

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1429}}^1$

素因数の和:1459

約数の個数: 80

約数和(自身を含む): 70218720

約数和(自身を除く): 44611040

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, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1429, 1792, 2240, 2560, 2858, 3584, 4480, 5716, 7145, 8960, 10003, 11432, 14290, 17920, 20006, 22864, 28580, 40012, 45728, 50015, 57160, 80024, 91456, 100030, 114320, 160048, 182912, 200060, 228640, 320096, 365824, 400120, 457280, 640192, 731648, 800240, 914560, 1280384, 1600480, 1829120, 2560768, 3200960, 3658240, 5121536, 6401920, 12803840, 25607680]

約数ペア:

[(1, 25607680), (2, 12803840), (4, 6401920), (5, 5121536), (7, 3658240), (8, 3200960), (10, 2560768), (14, 1829120), (16, 1600480), (20, 1280384), (28, 914560), (32, 800240), (35, 731648), (40, 640192), (56, 457280), (64, 400120), (70, 365824), (80, 320096), (112, 228640), (128, 200060), (140, 182912), (160, 160048), (224, 114320), (256, 100030), (280, 91456), (320, 80024), (448, 57160), (512, 50015), (560, 45728), (640, 40012), (896, 28580), (1120, 22864), (1280, 20006), (1429, 17920), (1792, 14290), (2240, 11432), (2560, 10003), (2858, 8960), (3584, 7145), (4480, 5716)]