25615360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{5003}}^1$

素因数の和:5028

約数の個数: 44

約数和(自身を含む): 61459128

約数和(自身を除く): 35843768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5003, 5120, 10006, 20012, 25015, 40024, 50030, 80048, 100060, 160096, 200120, 320192, 400240, 640384, 800480, 1280768, 1600960, 2561536, 3201920, 5123072, 6403840, 12807680, 25615360]

約数ペア:

[(1, 25615360), (2, 12807680), (4, 6403840), (5, 5123072), (8, 3201920), (10, 2561536), (16, 1600960), (20, 1280768), (32, 800480), (40, 640384), (64, 400240), (80, 320192), (128, 200120), (160, 160096), (256, 100060), (320, 80048), (512, 50030), (640, 40024), (1024, 25015), (1280, 20012), (2560, 10006), (5003, 5120)]