88130440

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{8573}}^1$

素因数の和:8841

約数の個数: 32

約数和(自身を含む): 199088280

約数和(自身を除く): 110957840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 8573, 10280, 17146, 34292, 42865, 68584, 85730, 171460, 342920, 2203261, 4406522, 8813044, 11016305, 17626088, 22032610, 44065220, 88130440]

約数ペア:

[(1, 88130440), (2, 44065220), (4, 22032610), (5, 17626088), (8, 11016305), (10, 8813044), (20, 4406522), (40, 2203261), (257, 342920), (514, 171460), (1028, 85730), (1285, 68584), (2056, 42865), (2570, 34292), (5140, 17146), (8573, 10280)]