128382304

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3739}}^1$

素因数の和:3815

約数の個数: 48

約数和(自身を含む): 268606800

約数和(自身を除く): 140224496

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 74, 116, 148, 232, 296, 464, 592, 928, 1073, 1184, 2146, 3739, 4292, 7478, 8584, 14956, 17168, 29912, 34336, 59824, 108431, 119648, 138343, 216862, 276686, 433724, 553372, 867448, 1106744, 1734896, 2213488, 3469792, 4011947, 4426976, 8023894, 16047788, 32095576, 64191152, 128382304]

約数ペア:

[(1, 128382304), (2, 64191152), (4, 32095576), (8, 16047788), (16, 8023894), (29, 4426976), (32, 4011947), (37, 3469792), (58, 2213488), (74, 1734896), (116, 1106744), (148, 867448), (232, 553372), (296, 433724), (464, 276686), (592, 216862), (928, 138343), (1073, 119648), (1184, 108431), (2146, 59824), (3739, 34336), (4292, 29912), (7478, 17168), (8584, 14956)]