90268672

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{6781}}^1$

素因数の和:6814

約数の個数: 44

約数和(自身を含む): 194358556

約数和(自身を除く): 104089884

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 6656, 6781, 13312, 13562, 27124, 54248, 88153, 108496, 176306, 216992, 352612, 433984, 705224, 867968, 1410448, 1735936, 2820896, 3471872, 5641792, 6943744, 11283584, 22567168, 45134336, 90268672]

約数ペア:

[(1, 90268672), (2, 45134336), (4, 22567168), (8, 11283584), (13, 6943744), (16, 5641792), (26, 3471872), (32, 2820896), (52, 1735936), (64, 1410448), (104, 867968), (128, 705224), (208, 433984), (256, 352612), (416, 216992), (512, 176306), (832, 108496), (1024, 88153), (1664, 54248), (3328, 27124), (6656, 13562), (6781, 13312)]