248230492090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1811}}^1\times {\mathrm{279731}}^1$

素因数の和:281563

約数の個数: 48

約数和(自身を含む): 520053117984

約数和(自身を除く): 271822625894

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1811, 3622, 9055, 12677, 18110, 25354, 63385, 88739, 126770, 177478, 279731, 443695, 559462, 887390, 1398655, 1958117, 2797310, 3916234, 9790585, 13706819, 19581170, 27413638, 68534095, 137068190, 506592841, 1013185682, 2532964205, 3546149887, 5065928410, 7092299774, 17730749435, 24823049209, 35461498870, 49646098418, 124115246045, 248230492090]

約数ペア:

[(1, 248230492090), (2, 124115246045), (5, 49646098418), (7, 35461498870), (10, 24823049209), (14, 17730749435), (35, 7092299774), (49, 5065928410), (70, 3546149887), (98, 2532964205), (245, 1013185682), (490, 506592841), (1811, 137068190), (3622, 68534095), (9055, 27413638), (12677, 19581170), (18110, 13706819), (25354, 9790585), (63385, 3916234), (88739, 2797310), (126770, 1958117), (177478, 1398655), (279731, 887390), (443695, 559462)]