128439136

素因数分解:

$2^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{15497}}^1$

素因数の和:15551

約数の個数: 48

約数和(自身を含む): 296817696

約数和(自身を除く): 168378560

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 56, 74, 112, 148, 224, 259, 296, 518, 592, 1036, 1184, 2072, 4144, 8288, 15497, 30994, 61988, 108479, 123976, 216958, 247952, 433916, 495904, 573389, 867832, 1146778, 1735664, 2293556, 3471328, 4013723, 4587112, 8027446, 9174224, 16054892, 18348448, 32109784, 64219568, 128439136]

約数ペア:

[(1, 128439136), (2, 64219568), (4, 32109784), (7, 18348448), (8, 16054892), (14, 9174224), (16, 8027446), (28, 4587112), (32, 4013723), (37, 3471328), (56, 2293556), (74, 1735664), (112, 1146778), (148, 867832), (224, 573389), (259, 495904), (296, 433916), (518, 247952), (592, 216958), (1036, 123976), (1184, 108479), (2072, 61988), (4144, 30994), (8288, 15497)]