166649600

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2003}}^1$

素因数の和:2042

約数の個数: 108

約数和(自身を含む): 444435096

約数和(自身を除く): 277785496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 520, 640, 650, 800, 832, 1040, 1280, 1300, 1600, 1664, 2003, 2080, 2600, 3200, 3328, 4006, 4160, 5200, 6400, 8012, 8320, 10015, 10400, 16024, 16640, 20030, 20800, 26039, 32048, 40060, 41600, 50075, 52078, 64096, 80120, 83200, 100150, 104156, 128192, 130195, 160240, 200300, 208312, 256384, 260390, 320480, 400600, 416624, 512768, 520780, 640960, 650975, 801200, 833248, 1041560, 1281920, 1301950, 1602400, 1666496, 2083120, 2563840, 2603900, 3204800, 3332992, 4166240, 5207800, 6409600, 6665984, 8332480, 10415600, 12819200, 16664960, 20831200, 33329920, 41662400, 83324800, 166649600]

約数ペア:

[(1, 166649600), (2, 83324800), (4, 41662400), (5, 33329920), (8, 20831200), (10, 16664960), (13, 12819200), (16, 10415600), (20, 8332480), (25, 6665984), (26, 6409600), (32, 5207800), (40, 4166240), (50, 3332992), (52, 3204800), (64, 2603900), (65, 2563840), (80, 2083120), (100, 1666496), (104, 1602400), (128, 1301950), (130, 1281920), (160, 1041560), (200, 833248), (208, 801200), (256, 650975), (260, 640960), (320, 520780), (325, 512768), (400, 416624), (416, 400600), (520, 320480), (640, 260390), (650, 256384), (800, 208312), (832, 200300), (1040, 160240), (1280, 130195), (1300, 128192), (1600, 104156), (1664, 100150), (2003, 83200), (2080, 80120), (2600, 64096), (3200, 52078), (3328, 50075), (4006, 41600), (4160, 40060), (5200, 32048), (6400, 26039), (8012, 20800), (8320, 20030), (10015, 16640), (10400, 16024)]