205319144

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{307}}^1\times {\mathrm{2039}}^1$

素因数の和:2393

約数の個数: 32

約数和(自身を含む): 395841600

約数和(自身を除く): 190522456

約数列:

[1, 2, 4, 8, 41, 82, 164, 307, 328, 614, 1228, 2039, 2456, 4078, 8156, 12587, 16312, 25174, 50348, 83599, 100696, 167198, 334396, 625973, 668792, 1251946, 2503892, 5007784, 25664893, 51329786, 102659572, 205319144]

約数ペア:

[(1, 205319144), (2, 102659572), (4, 51329786), (8, 25664893), (41, 5007784), (82, 2503892), (164, 1251946), (307, 668792), (328, 625973), (614, 334396), (1228, 167198), (2039, 100696), (2456, 83599), (4078, 50348), (8156, 25174), (12587, 16312)]