67444640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9803}}^1$

素因数の和:9861

約数の個数: 48

約数和(自身を含む): 163060128

約数和(自身を除く): 95615488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 9803, 19606, 39212, 49015, 78424, 98030, 156848, 196060, 313696, 392120, 421529, 784240, 843058, 1568480, 1686116, 2107645, 3372232, 4215290, 6744464, 8430580, 13488928, 16861160, 33722320, 67444640]

約数ペア:

[(1, 67444640), (2, 33722320), (4, 16861160), (5, 13488928), (8, 8430580), (10, 6744464), (16, 4215290), (20, 3372232), (32, 2107645), (40, 1686116), (43, 1568480), (80, 843058), (86, 784240), (160, 421529), (172, 392120), (215, 313696), (344, 196060), (430, 156848), (688, 98030), (860, 78424), (1376, 49015), (1720, 39212), (3440, 19606), (6880, 9803)]