137149360

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39869}}^1$

素因数の和:39925

約数の個数: 40

約数和(自身を含む): 326296080

約数和(自身を除く): 189146720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 39869, 79738, 159476, 199345, 318952, 398690, 637904, 797380, 1594760, 1714367, 3189520, 3428734, 6857468, 8571835, 13714936, 17143670, 27429872, 34287340, 68574680, 137149360]

約数ペア:

[(1, 137149360), (2, 68574680), (4, 34287340), (5, 27429872), (8, 17143670), (10, 13714936), (16, 8571835), (20, 6857468), (40, 3428734), (43, 3189520), (80, 1714367), (86, 1594760), (172, 797380), (215, 637904), (344, 398690), (430, 318952), (688, 199345), (860, 159476), (1720, 79738), (3440, 39869)]