77951140

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1747}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 172674432

約数和(自身を除く): 94723292

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1747, 1940, 2231, 3494, 4462, 6988, 8735, 8924, 11155, 17470, 22310, 34940, 40181, 44620, 80362, 160724, 169459, 200905, 338918, 401810, 677836, 803620, 847295, 1694590, 3389180, 3897557, 7795114, 15590228, 19487785, 38975570, 77951140]

約数ペア:

[(1, 77951140), (2, 38975570), (4, 19487785), (5, 15590228), (10, 7795114), (20, 3897557), (23, 3389180), (46, 1694590), (92, 847295), (97, 803620), (115, 677836), (194, 401810), (230, 338918), (388, 200905), (460, 169459), (485, 160724), (970, 80362), (1747, 44620), (1940, 40181), (2231, 34940), (3494, 22310), (4462, 17470), (6988, 11155), (8735, 8924)]