80984384

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:200

約数の個数: 112

約数和(自身を含む): 187756800

約数和(自身を除く): 106772416

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 47, 52, 64, 76, 94, 104, 109, 152, 188, 208, 218, 247, 304, 376, 416, 436, 494, 608, 611, 752, 832, 872, 893, 988, 1216, 1222, 1417, 1504, 1744, 1786, 1976, 2071, 2444, 2834, 3008, 3488, 3572, 3952, 4142, 4888, 5123, 5668, 6976, 7144, 7904, 8284, 9776, 10246, 11336, 11609, 14288, 15808, 16568, 19552, 20492, 22672, 23218, 26923, 28576, 33136, 39104, 40984, 45344, 46436, 53846, 57152, 66272, 66599, 81968, 90688, 92872, 97337, 107692, 132544, 133198, 163936, 185744, 194674, 215384, 266396, 327872, 371488, 389348, 430768, 532792, 742976, 778696, 861536, 1065584, 1265381, 1557392, 1723072, 2131168, 2530762, 3114784, 4262336, 5061524, 6229568, 10123048, 20246096, 40492192, 80984384]

約数ペア:

[(1, 80984384), (2, 40492192), (4, 20246096), (8, 10123048), (13, 6229568), (16, 5061524), (19, 4262336), (26, 3114784), (32, 2530762), (38, 2131168), (47, 1723072), (52, 1557392), (64, 1265381), (76, 1065584), (94, 861536), (104, 778696), (109, 742976), (152, 532792), (188, 430768), (208, 389348), (218, 371488), (247, 327872), (304, 266396), (376, 215384), (416, 194674), (436, 185744), (494, 163936), (608, 133198), (611, 132544), (752, 107692), (832, 97337), (872, 92872), (893, 90688), (988, 81968), (1216, 66599), (1222, 66272), (1417, 57152), (1504, 53846), (1744, 46436), (1786, 45344), (1976, 40984), (2071, 39104), (2444, 33136), (2834, 28576), (3008, 26923), (3488, 23218), (3572, 22672), (3952, 20492), (4142, 19552), (4888, 16568), (5123, 15808), (5668, 14288), (6976, 11609), (7144, 11336), (7904, 10246), (8284, 9776)]