643878130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{30559}}^1$

素因数の和:30623

約数の個数: 48

約数和(自身を含む): 1379600640

約数和(自身を除く): 735722510

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 86, 98, 215, 245, 301, 430, 490, 602, 1505, 2107, 3010, 4214, 10535, 21070, 30559, 61118, 152795, 213913, 305590, 427826, 1069565, 1314037, 1497391, 2139130, 2628074, 2994782, 6570185, 7486955, 9198259, 13140370, 14973910, 18396518, 45991295, 64387813, 91982590, 128775626, 321939065, 643878130]

約数ペア:

[(1, 643878130), (2, 321939065), (5, 128775626), (7, 91982590), (10, 64387813), (14, 45991295), (35, 18396518), (43, 14973910), (49, 13140370), (70, 9198259), (86, 7486955), (98, 6570185), (215, 2994782), (245, 2628074), (301, 2139130), (430, 1497391), (490, 1314037), (602, 1069565), (1505, 427826), (2107, 305590), (3010, 213913), (4214, 152795), (10535, 61118), (21070, 30559)]