201099416

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:516

約数の個数: 64

約数和(自身を含む): 440251200

約数和(自身を除く): 239151784

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 157, 178, 257, 314, 356, 514, 623, 628, 712, 1028, 1099, 1246, 1256, 1799, 2056, 2198, 2492, 3598, 4396, 4984, 7196, 8792, 13973, 14392, 22873, 27946, 40349, 45746, 55892, 80698, 91492, 97811, 111784, 160111, 161396, 182984, 195622, 282443, 320222, 322792, 391244, 564886, 640444, 782488, 1129772, 1280888, 2259544, 3591061, 7182122, 14364244, 25137427, 28728488, 50274854, 100549708, 201099416]

約数ペア:

[(1, 201099416), (2, 100549708), (4, 50274854), (7, 28728488), (8, 25137427), (14, 14364244), (28, 7182122), (56, 3591061), (89, 2259544), (157, 1280888), (178, 1129772), (257, 782488), (314, 640444), (356, 564886), (514, 391244), (623, 322792), (628, 320222), (712, 282443), (1028, 195622), (1099, 182984), (1246, 161396), (1256, 160111), (1799, 111784), (2056, 97811), (2198, 91492), (2492, 80698), (3598, 55892), (4396, 45746), (4984, 40349), (7196, 27946), (8792, 22873), (13973, 14392)]