87640668

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:827

約数の個数: 72

約数和(自身を含む): 231329280

約数和(自身を除く): 143688612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 127, 174, 254, 261, 348, 381, 508, 522, 661, 762, 1044, 1143, 1322, 1524, 1983, 2286, 2644, 3683, 3966, 4572, 5949, 7366, 7932, 11049, 11898, 14732, 19169, 22098, 23796, 33147, 38338, 44196, 57507, 66294, 76676, 83947, 115014, 132588, 167894, 172521, 230028, 251841, 335788, 345042, 503682, 690084, 755523, 1007364, 1511046, 2434463, 3022092, 4868926, 7303389, 9737852, 14606778, 21910167, 29213556, 43820334, 87640668]

約数ペア:

[(1, 87640668), (2, 43820334), (3, 29213556), (4, 21910167), (6, 14606778), (9, 9737852), (12, 7303389), (18, 4868926), (29, 3022092), (36, 2434463), (58, 1511046), (87, 1007364), (116, 755523), (127, 690084), (174, 503682), (254, 345042), (261, 335788), (348, 251841), (381, 230028), (508, 172521), (522, 167894), (661, 132588), (762, 115014), (1044, 83947), (1143, 76676), (1322, 66294), (1524, 57507), (1983, 44196), (2286, 38338), (2644, 33147), (3683, 23796), (3966, 22098), (4572, 19169), (5949, 14732), (7366, 11898), (7932, 11049)]