905885968

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:273

約数の個数: 120

約数和(自身を含む): 1999800576

約数和(自身を除く): 1093914608

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 101, 104, 107, 124, 169, 202, 208, 214, 248, 338, 403, 404, 428, 496, 676, 806, 808, 856, 1313, 1352, 1391, 1612, 1616, 1712, 2626, 2704, 2782, 3131, 3224, 3317, 5239, 5252, 5564, 6262, 6448, 6634, 10478, 10504, 10807, 11128, 12524, 13268, 17069, 18083, 20956, 21008, 21614, 22256, 25048, 26536, 34138, 36166, 40703, 41912, 43121, 43228, 50096, 53072, 68276, 72332, 81406, 83824, 86242, 86456, 136552, 140491, 144664, 162812, 172484, 172912, 273104, 280982, 289328, 325624, 335017, 344968, 529139, 560573, 561964, 651248, 670034, 689936, 1058278, 1121146, 1123928, 1340068, 1826383, 2116556, 2242292, 2247856, 2680136, 3652766, 4233112, 4355221, 4484584, 5360272, 7305532, 8466224, 8710442, 8969168, 14611064, 17420884, 29222128, 34841768, 56617873, 69683536, 113235746, 226471492, 452942984, 905885968]

約数ペア:

[(1, 905885968), (2, 452942984), (4, 226471492), (8, 113235746), (13, 69683536), (16, 56617873), (26, 34841768), (31, 29222128), (52, 17420884), (62, 14611064), (101, 8969168), (104, 8710442), (107, 8466224), (124, 7305532), (169, 5360272), (202, 4484584), (208, 4355221), (214, 4233112), (248, 3652766), (338, 2680136), (403, 2247856), (404, 2242292), (428, 2116556), (496, 1826383), (676, 1340068), (806, 1123928), (808, 1121146), (856, 1058278), (1313, 689936), (1352, 670034), (1391, 651248), (1612, 561964), (1616, 560573), (1712, 529139), (2626, 344968), (2704, 335017), (2782, 325624), (3131, 289328), (3224, 280982), (3317, 273104), (5239, 172912), (5252, 172484), (5564, 162812), (6262, 144664), (6448, 140491), (6634, 136552), (10478, 86456), (10504, 86242), (10807, 83824), (11128, 81406), (12524, 72332), (13268, 68276), (17069, 53072), (18083, 50096), (20956, 43228), (21008, 43121), (21614, 41912), (22256, 40703), (25048, 36166), (26536, 34138)]