51065980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15859}}^1$

素因数の和:15898

約数の個数: 48

約数和(自身を含む): 127895040

約数和(自身を除く): 76829060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 15859, 31718, 63436, 79295, 111013, 158590, 222026, 317180, 364757, 444052, 555065, 729514, 1110130, 1459028, 1823785, 2220260, 2553299, 3647570, 5106598, 7295140, 10213196, 12766495, 25532990, 51065980]

約数ペア:

[(1, 51065980), (2, 25532990), (4, 12766495), (5, 10213196), (7, 7295140), (10, 5106598), (14, 3647570), (20, 2553299), (23, 2220260), (28, 1823785), (35, 1459028), (46, 1110130), (70, 729514), (92, 555065), (115, 444052), (140, 364757), (161, 317180), (230, 222026), (322, 158590), (460, 111013), (644, 79295), (805, 63436), (1610, 31718), (3220, 15859)]