201311584

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 403552800

約数和(自身を除く): 202241216

約数列:

[1, 2, 4, 8, 16, 32, 101, 199, 202, 313, 398, 404, 626, 796, 808, 1252, 1592, 1616, 2504, 3184, 3232, 5008, 6368, 10016, 20099, 31613, 40198, 62287, 63226, 80396, 124574, 126452, 160792, 249148, 252904, 321584, 498296, 505808, 643168, 996592, 1011616, 1993184, 6290987, 12581974, 25163948, 50327896, 100655792, 201311584]

約数ペア:

[(1, 201311584), (2, 100655792), (4, 50327896), (8, 25163948), (16, 12581974), (32, 6290987), (101, 1993184), (199, 1011616), (202, 996592), (313, 643168), (398, 505808), (404, 498296), (626, 321584), (796, 252904), (808, 249148), (1252, 160792), (1592, 126452), (1616, 124574), (2504, 80396), (3184, 63226), (3232, 62287), (5008, 40198), (6368, 31613), (10016, 20099)]