208518804935

素因数分解:

$5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{2521}}^1\times {\mathrm{2837}}^1$

素因数の和:5401

約数の個数: 64

約数和(自身を含む): 309201235200

約数和(自身を除く): 100682430265

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 343, 595, 833, 1715, 2521, 2837, 4165, 5831, 12605, 14185, 17647, 19859, 29155, 42857, 48229, 88235, 99295, 123529, 139013, 214285, 241145, 299999, 337603, 617645, 695065, 864703, 973091, 1499995, 1688015, 2099993, 2363221, 4323515, 4865455, 7152077, 10499965, 11816105, 14699951, 16542547, 35760385, 50064539, 73499755, 82712735, 121585309, 250322695, 350451773, 607926545, 851097163, 1752258865, 2453162411, 4255485815, 5957680141, 12265812055, 29788400705, 41703760987, 208518804935]

約数ペア:

[(1, 208518804935), (5, 41703760987), (7, 29788400705), (17, 12265812055), (35, 5957680141), (49, 4255485815), (85, 2453162411), (119, 1752258865), (245, 851097163), (343, 607926545), (595, 350451773), (833, 250322695), (1715, 121585309), (2521, 82712735), (2837, 73499755), (4165, 50064539), (5831, 35760385), (12605, 16542547), (14185, 14699951), (17647, 11816105), (19859, 10499965), (29155, 7152077), (42857, 4865455), (48229, 4323515), (88235, 2363221), (99295, 2099993), (123529, 1688015), (139013, 1499995), (214285, 973091), (241145, 864703), (299999, 695065), (337603, 617645)]