25190720

素因数分解:

$2^6\times 5^1\times {\mathrm{78721}}^1$

素因数の和:78738

約数の個数: 28

約数和(自身を含む): 59986164

約数和(自身を除く): 34795444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 78721, 157442, 314884, 393605, 629768, 787210, 1259536, 1574420, 2519072, 3148840, 5038144, 6297680, 12595360, 25190720]

約数ペア:

[(1, 25190720), (2, 12595360), (4, 6297680), (5, 5038144), (8, 3148840), (10, 2519072), (16, 1574420), (20, 1259536), (32, 787210), (40, 629768), (64, 393605), (80, 314884), (160, 157442), (320, 78721)]