78244768

素因数分解:

$2^5\times 7^2\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:522

約数の個数: 72

約数和(自身を含む): 180986400

約数和(自身を除く): 102741632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 139, 196, 224, 278, 359, 392, 556, 718, 784, 973, 1112, 1436, 1568, 1946, 2224, 2513, 2872, 3892, 4448, 5026, 5744, 6811, 7784, 10052, 11488, 13622, 15568, 17591, 20104, 27244, 31136, 35182, 40208, 49901, 54488, 70364, 80416, 99802, 108976, 140728, 199604, 217952, 281456, 349307, 399208, 562912, 698614, 798416, 1397228, 1596832, 2445149, 2794456, 4890298, 5588912, 9780596, 11177824, 19561192, 39122384, 78244768]

約数ペア:

[(1, 78244768), (2, 39122384), (4, 19561192), (7, 11177824), (8, 9780596), (14, 5588912), (16, 4890298), (28, 2794456), (32, 2445149), (49, 1596832), (56, 1397228), (98, 798416), (112, 698614), (139, 562912), (196, 399208), (224, 349307), (278, 281456), (359, 217952), (392, 199604), (556, 140728), (718, 108976), (784, 99802), (973, 80416), (1112, 70364), (1436, 54488), (1568, 49901), (1946, 40208), (2224, 35182), (2513, 31136), (2872, 27244), (3892, 20104), (4448, 17591), (5026, 15568), (5744, 13622), (6811, 11488), (7784, 10052)]