51615340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2903}}^1$

素因数の和:3046

約数の個数: 48

約数和(自身を含む): 124895232

約数和(自身を除く): 73279892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 2903, 3556, 4445, 5806, 8890, 11612, 14515, 17780, 20321, 29030, 40642, 58060, 81284, 101605, 203210, 368681, 406420, 737362, 1474724, 1843405, 2580767, 3686810, 5161534, 7373620, 10323068, 12903835, 25807670, 51615340]

約数ペア:

[(1, 51615340), (2, 25807670), (4, 12903835), (5, 10323068), (7, 7373620), (10, 5161534), (14, 3686810), (20, 2580767), (28, 1843405), (35, 1474724), (70, 737362), (127, 406420), (140, 368681), (254, 203210), (508, 101605), (635, 81284), (889, 58060), (1270, 40642), (1778, 29030), (2540, 20321), (2903, 17780), (3556, 14515), (4445, 11612), (5806, 8890)]