71383128548

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1\times {\mathrm{2207}}^1$

素因数の和:2972

約数の個数: 48

約数和(自身を含む): 127477131264

約数和(自身を除く): 56094002716

約数列:

[1, 2, 4, 73, 146, 257, 292, 431, 514, 862, 1028, 1724, 2207, 4414, 8828, 18761, 31463, 37522, 62926, 75044, 110767, 125852, 161111, 221534, 322222, 443068, 567199, 644444, 951217, 1134398, 1902434, 2268796, 3804868, 8085991, 16171982, 32343964, 41405527, 69438841, 82811054, 138877682, 165622108, 244462769, 277755364, 488925538, 977851076, 17845782137, 35691564274, 71383128548]

約数ペア:

[(1, 71383128548), (2, 35691564274), (4, 17845782137), (73, 977851076), (146, 488925538), (257, 277755364), (292, 244462769), (431, 165622108), (514, 138877682), (862, 82811054), (1028, 69438841), (1724, 41405527), (2207, 32343964), (4414, 16171982), (8828, 8085991), (18761, 3804868), (31463, 2268796), (37522, 1902434), (62926, 1134398), (75044, 951217), (110767, 644444), (125852, 567199), (161111, 443068), (221534, 322222)]