69742448

素因数分解:

$2^4\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:210

約数の個数: 60

約数和(自身を含む): 143861328

約数和(自身を除く): 74118880

約数列:

[1, 2, 4, 8, 16, 29, 58, 71, 73, 116, 142, 146, 232, 284, 292, 464, 568, 584, 841, 1136, 1168, 1682, 2059, 2117, 3364, 4118, 4234, 5183, 6728, 8236, 8468, 10366, 13456, 16472, 16936, 20732, 32944, 33872, 41464, 59711, 61393, 82928, 119422, 122786, 150307, 238844, 245572, 300614, 477688, 491144, 601228, 955376, 982288, 1202456, 2404912, 4358903, 8717806, 17435612, 34871224, 69742448]

約数ペア:

[(1, 69742448), (2, 34871224), (4, 17435612), (8, 8717806), (16, 4358903), (29, 2404912), (58, 1202456), (71, 982288), (73, 955376), (116, 601228), (142, 491144), (146, 477688), (232, 300614), (284, 245572), (292, 238844), (464, 150307), (568, 122786), (584, 119422), (841, 82928), (1136, 61393), (1168, 59711), (1682, 41464), (2059, 33872), (2117, 32944), (3364, 20732), (4118, 16936), (4234, 16472), (5183, 13456), (6728, 10366), (8236, 8468)]