81199552

素因数分解:

$2^6\times 7^1\times {\mathrm{211}}^1\times {\mathrm{859}}^1$

素因数の和:1089

約数の個数: 56

約数和(自身を含む): 185237120

約数和(自身を除く): 104037568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 211, 224, 422, 448, 844, 859, 1477, 1688, 1718, 2954, 3376, 3436, 5908, 6013, 6752, 6872, 11816, 12026, 13504, 13744, 23632, 24052, 27488, 47264, 48104, 54976, 94528, 96208, 181249, 192416, 362498, 384832, 724996, 1268743, 1449992, 2537486, 2899984, 5074972, 5799968, 10149944, 11599936, 20299888, 40599776, 81199552]

約数ペア:

[(1, 81199552), (2, 40599776), (4, 20299888), (7, 11599936), (8, 10149944), (14, 5799968), (16, 5074972), (28, 2899984), (32, 2537486), (56, 1449992), (64, 1268743), (112, 724996), (211, 384832), (224, 362498), (422, 192416), (448, 181249), (844, 96208), (859, 94528), (1477, 54976), (1688, 48104), (1718, 47264), (2954, 27488), (3376, 24052), (3436, 23632), (5908, 13744), (6013, 13504), (6752, 12026), (6872, 11816)]