51327740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{461}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 114095520

約数和(自身を除く): 62767780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 293, 380, 461, 586, 922, 1172, 1465, 1844, 2305, 2930, 4610, 5567, 5860, 8759, 9220, 11134, 17518, 22268, 27835, 35036, 43795, 55670, 87590, 111340, 135073, 175180, 270146, 540292, 675365, 1350730, 2566387, 2701460, 5132774, 10265548, 12831935, 25663870, 51327740]

約数ペア:

[(1, 51327740), (2, 25663870), (4, 12831935), (5, 10265548), (10, 5132774), (19, 2701460), (20, 2566387), (38, 1350730), (76, 675365), (95, 540292), (190, 270146), (293, 175180), (380, 135073), (461, 111340), (586, 87590), (922, 55670), (1172, 43795), (1465, 35036), (1844, 27835), (2305, 22268), (2930, 17518), (4610, 11134), (5567, 9220), (5860, 8759)]