51314480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2131}}^1$

素因数の和:2194

約数の個数: 80

約数和(自身を含む): 139586304

約数和(自身を除く): 88271824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2131, 2408, 3010, 3440, 4262, 4816, 6020, 8524, 10655, 12040, 14917, 17048, 21310, 24080, 29834, 34096, 42620, 59668, 74585, 85240, 91633, 119336, 149170, 170480, 183266, 238672, 298340, 366532, 458165, 596680, 641431, 733064, 916330, 1193360, 1282862, 1466128, 1832660, 2565724, 3207155, 3665320, 5131448, 6414310, 7330640, 10262896, 12828620, 25657240, 51314480]

約数ペア:

[(1, 51314480), (2, 25657240), (4, 12828620), (5, 10262896), (7, 7330640), (8, 6414310), (10, 5131448), (14, 3665320), (16, 3207155), (20, 2565724), (28, 1832660), (35, 1466128), (40, 1282862), (43, 1193360), (56, 916330), (70, 733064), (80, 641431), (86, 596680), (112, 458165), (140, 366532), (172, 298340), (215, 238672), (280, 183266), (301, 170480), (344, 149170), (430, 119336), (560, 91633), (602, 85240), (688, 74585), (860, 59668), (1204, 42620), (1505, 34096), (1720, 29834), (2131, 24080), (2408, 21310), (3010, 17048), (3440, 14917), (4262, 12040), (4816, 10655), (6020, 8524)]