648397048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1663}}^1$

素因数の和:1868

約数の個数: 64

約数和(自身を含む): 1375395840

約数和(自身を除く): 726998792

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 163, 184, 299, 326, 598, 652, 1196, 1304, 1663, 2119, 2392, 3326, 3749, 4238, 6652, 7498, 8476, 13304, 14996, 16952, 21619, 29992, 38249, 43238, 48737, 76498, 86476, 97474, 152996, 172952, 194948, 271069, 305992, 389896, 497237, 542138, 994474, 1084276, 1988948, 2168552, 3523897, 3977896, 6234587, 7047794, 12469174, 14095588, 24938348, 28191176, 49876696, 81049631, 162099262, 324198524, 648397048]

約数ペア:

[(1, 648397048), (2, 324198524), (4, 162099262), (8, 81049631), (13, 49876696), (23, 28191176), (26, 24938348), (46, 14095588), (52, 12469174), (92, 7047794), (104, 6234587), (163, 3977896), (184, 3523897), (299, 2168552), (326, 1988948), (598, 1084276), (652, 994474), (1196, 542138), (1304, 497237), (1663, 389896), (2119, 305992), (2392, 271069), (3326, 194948), (3749, 172952), (4238, 152996), (6652, 97474), (7498, 86476), (8476, 76498), (13304, 48737), (14996, 43238), (16952, 38249), (21619, 29992)]