25630720

素因数分解:

$2^{11}\times 5^1\times {\mathrm{2503}}^1$

素因数の和:2530

約数の個数: 48

約数和(自身を含む): 61523280

約数和(自身を除く): 35892560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2503, 2560, 5006, 5120, 10012, 10240, 12515, 20024, 25030, 40048, 50060, 80096, 100120, 160192, 200240, 320384, 400480, 640768, 800960, 1281536, 1601920, 2563072, 3203840, 5126144, 6407680, 12815360, 25630720]

約数ペア:

[(1, 25630720), (2, 12815360), (4, 6407680), (5, 5126144), (8, 3203840), (10, 2563072), (16, 1601920), (20, 1281536), (32, 800960), (40, 640768), (64, 400480), (80, 320384), (128, 200240), (160, 160192), (256, 100120), (320, 80096), (512, 50060), (640, 40048), (1024, 25030), (1280, 20024), (2048, 12515), (2503, 10240), (2560, 10012), (5006, 5120)]