49642640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14431}}^1$

素因数の和:14487

約数の個数: 40

約数和(自身を含む): 118111488

約数和(自身を除く): 68468848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 14431, 28862, 57724, 72155, 115448, 144310, 230896, 288620, 577240, 620533, 1154480, 1241066, 2482132, 3102665, 4964264, 6205330, 9928528, 12410660, 24821320, 49642640]

約数ペア:

[(1, 49642640), (2, 24821320), (4, 12410660), (5, 9928528), (8, 6205330), (10, 4964264), (16, 3102665), (20, 2482132), (40, 1241066), (43, 1154480), (80, 620533), (86, 577240), (172, 288620), (215, 230896), (344, 144310), (430, 115448), (688, 72155), (860, 57724), (1720, 28862), (3440, 14431)]