51981820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{853}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 119655648

約数和(自身を除く): 67673828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 277, 554, 853, 1108, 1385, 1706, 2770, 3047, 3412, 4265, 5540, 6094, 8530, 9383, 12188, 15235, 17060, 18766, 30470, 37532, 46915, 60940, 93830, 187660, 236281, 472562, 945124, 1181405, 2362810, 2599091, 4725620, 5198182, 10396364, 12995455, 25990910, 51981820]

約数ペア:

[(1, 51981820), (2, 25990910), (4, 12995455), (5, 10396364), (10, 5198182), (11, 4725620), (20, 2599091), (22, 2362810), (44, 1181405), (55, 945124), (110, 472562), (220, 236281), (277, 187660), (554, 93830), (853, 60940), (1108, 46915), (1385, 37532), (1706, 30470), (2770, 18766), (3047, 17060), (3412, 15235), (4265, 12188), (5540, 9383), (6094, 8530)]