51367775

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{839}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 66662400

約数和(自身を除く): 15294625

約数列:

[1, 5, 25, 31, 79, 155, 395, 775, 839, 1975, 2449, 4195, 12245, 20975, 26009, 61225, 66281, 130045, 331405, 650225, 1657025, 2054711, 10273555, 51367775]

約数ペア:

[(1, 51367775), (5, 10273555), (25, 2054711), (31, 1657025), (79, 650225), (155, 331405), (395, 130045), (775, 66281), (839, 61225), (1975, 26009), (2449, 20975), (4195, 12245)]