51302920

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10099}}^1$

素因数の和:10237

約数の個数: 32

約数和(自身を含む): 116352000

約数和(自身を除く): 65049080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 10099, 20198, 40396, 50495, 80792, 100990, 201980, 403960, 1282573, 2565146, 5130292, 6412865, 10260584, 12825730, 25651460, 51302920]

約数ペア:

[(1, 51302920), (2, 25651460), (4, 12825730), (5, 10260584), (8, 6412865), (10, 5130292), (20, 2565146), (40, 1282573), (127, 403960), (254, 201980), (508, 100990), (635, 80792), (1016, 50495), (1270, 40396), (2540, 20198), (5080, 10099)]