25873280

素因数分解:

$2^7\times 5^1\times {\mathrm{40427}}^1$

素因数の和:40446

約数の個数: 32

約数和(自身を含む): 61854840

約数和(自身を除く): 35981560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 40427, 80854, 161708, 202135, 323416, 404270, 646832, 808540, 1293664, 1617080, 2587328, 3234160, 5174656, 6468320, 12936640, 25873280]

約数ペア:

[(1, 25873280), (2, 12936640), (4, 6468320), (5, 5174656), (8, 3234160), (10, 2587328), (16, 1617080), (20, 1293664), (32, 808540), (40, 646832), (64, 404270), (80, 323416), (128, 202135), (160, 161708), (320, 80854), (640, 40427)]