156938510420

素因数分解:

$2^2\times 5^1\times {\mathrm{41801}}^1\times {\mathrm{187721}}^1$

素因数の和:229531

約数の個数: 24

約数和(自身を含む): 329580511848

約数和(自身を除く): 172642001428

約数列:

[1, 2, 4, 5, 10, 20, 41801, 83602, 167204, 187721, 209005, 375442, 418010, 750884, 836020, 938605, 1877210, 3754420, 7846925521, 15693851042, 31387702084, 39234627605, 78469255210, 156938510420]

約数ペア:

[(1, 156938510420), (2, 78469255210), (4, 39234627605), (5, 31387702084), (10, 15693851042), (20, 7846925521), (41801, 3754420), (83602, 1877210), (167204, 938605), (187721, 836020), (209005, 750884), (375442, 418010)]