203521136

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1237}}^1$

素因数の和:1378

約数の個数: 80

約数和(自身を含む): 490010304

約数和(自身を除く): 286489168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 113, 182, 208, 226, 364, 452, 728, 791, 904, 1237, 1456, 1469, 1582, 1808, 2474, 2938, 3164, 4948, 5876, 6328, 8659, 9896, 10283, 11752, 12656, 16081, 17318, 19792, 20566, 23504, 32162, 34636, 41132, 64324, 69272, 82264, 112567, 128648, 138544, 139781, 164528, 225134, 257296, 279562, 450268, 559124, 900536, 978467, 1118248, 1801072, 1817153, 1956934, 2236496, 3634306, 3913868, 7268612, 7827736, 12720071, 14537224, 15655472, 25440142, 29074448, 50880284, 101760568, 203521136]

約数ペア:

[(1, 203521136), (2, 101760568), (4, 50880284), (7, 29074448), (8, 25440142), (13, 15655472), (14, 14537224), (16, 12720071), (26, 7827736), (28, 7268612), (52, 3913868), (56, 3634306), (91, 2236496), (104, 1956934), (112, 1817153), (113, 1801072), (182, 1118248), (208, 978467), (226, 900536), (364, 559124), (452, 450268), (728, 279562), (791, 257296), (904, 225134), (1237, 164528), (1456, 139781), (1469, 138544), (1582, 128648), (1808, 112567), (2474, 82264), (2938, 69272), (3164, 64324), (4948, 41132), (5876, 34636), (6328, 32162), (8659, 23504), (9896, 20566), (10283, 19792), (11752, 17318), (12656, 16081)]