25877120

素因数分解:

$2^7\times 5^1\times {\mathrm{40433}}^1$

素因数の和:40452

約数の個数: 32

約数和(自身を含む): 61864020

約数和(自身を除く): 35986900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 40433, 80866, 161732, 202165, 323464, 404330, 646928, 808660, 1293856, 1617320, 2587712, 3234640, 5175424, 6469280, 12938560, 25877120]

約数ペア:

[(1, 25877120), (2, 12938560), (4, 6469280), (5, 5175424), (8, 3234640), (10, 2587712), (16, 1617320), (20, 1293856), (32, 808660), (40, 646928), (64, 404330), (80, 323464), (128, 202165), (160, 161732), (320, 80866), (640, 40433)]