1985304272

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{8609}}^1$

素因数の和:8724

約数の個数: 80

約数和(自身を含む): 4612204800

約数和(自身を除く): 2626900528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 71, 112, 116, 142, 203, 232, 284, 406, 464, 497, 568, 812, 994, 1136, 1624, 1988, 2059, 3248, 3976, 4118, 7952, 8236, 8609, 14413, 16472, 17218, 28826, 32944, 34436, 57652, 60263, 68872, 115304, 120526, 137744, 230608, 241052, 249661, 482104, 499322, 611239, 964208, 998644, 1222478, 1747627, 1997288, 2444956, 3495254, 3994576, 4278673, 4889912, 6990508, 8557346, 9779824, 13981016, 17114692, 17725931, 27962032, 34229384, 35451862, 68458768, 70903724, 124081517, 141807448, 248163034, 283614896, 496326068, 992652136, 1985304272]

約数ペア:

[(1, 1985304272), (2, 992652136), (4, 496326068), (7, 283614896), (8, 248163034), (14, 141807448), (16, 124081517), (28, 70903724), (29, 68458768), (56, 35451862), (58, 34229384), (71, 27962032), (112, 17725931), (116, 17114692), (142, 13981016), (203, 9779824), (232, 8557346), (284, 6990508), (406, 4889912), (464, 4278673), (497, 3994576), (568, 3495254), (812, 2444956), (994, 1997288), (1136, 1747627), (1624, 1222478), (1988, 998644), (2059, 964208), (3248, 611239), (3976, 499322), (4118, 482104), (7952, 249661), (8236, 241052), (8609, 230608), (14413, 137744), (16472, 120526), (17218, 115304), (28826, 68872), (32944, 60263), (34436, 57652)]