128311168

素因数分解:

$2^7\times {\mathrm{79}}^1\times {\mathrm{12689}}^1$

素因数の和:12782

約数の個数: 32

約数和(自身を含む): 258876000

約数和(自身を除く): 130564832

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 316, 632, 1264, 2528, 5056, 10112, 12689, 25378, 50756, 101512, 203024, 406048, 812096, 1002431, 1624192, 2004862, 4009724, 8019448, 16038896, 32077792, 64155584, 128311168]

約数ペア:

[(1, 128311168), (2, 64155584), (4, 32077792), (8, 16038896), (16, 8019448), (32, 4009724), (64, 2004862), (79, 1624192), (128, 1002431), (158, 812096), (316, 406048), (632, 203024), (1264, 101512), (2528, 50756), (5056, 25378), (10112, 12689)]