30770800

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1789}}^1$

素因数の和:1850

約数の個数: 60

約数和(自身を含む): 75688360

約数和(自身を除く): 44917560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 1075, 1720, 1789, 2150, 3440, 3578, 4300, 7156, 8600, 8945, 14312, 17200, 17890, 28624, 35780, 44725, 71560, 76927, 89450, 143120, 153854, 178900, 307708, 357800, 384635, 615416, 715600, 769270, 1230832, 1538540, 1923175, 3077080, 3846350, 6154160, 7692700, 15385400, 30770800]

約数ペア:

[(1, 30770800), (2, 15385400), (4, 7692700), (5, 6154160), (8, 3846350), (10, 3077080), (16, 1923175), (20, 1538540), (25, 1230832), (40, 769270), (43, 715600), (50, 615416), (80, 384635), (86, 357800), (100, 307708), (172, 178900), (200, 153854), (215, 143120), (344, 89450), (400, 76927), (430, 71560), (688, 44725), (860, 35780), (1075, 28624), (1720, 17890), (1789, 17200), (2150, 14312), (3440, 8945), (3578, 8600), (4300, 7156)]