78538845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1283}}^1$

素因数の和:1362

約数の個数: 64

約数和(自身を含む): 159750144

約数和(自身を除く): 81211299

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 53, 55, 77, 105, 159, 165, 231, 265, 371, 385, 583, 795, 1113, 1155, 1283, 1749, 1855, 2915, 3849, 4081, 5565, 6415, 8745, 8981, 12243, 14113, 19245, 20405, 26943, 42339, 44905, 61215, 67999, 70565, 98791, 134715, 203997, 211695, 296373, 339995, 475993, 493955, 747989, 1019985, 1427979, 1481865, 2243967, 2379965, 3739945, 5235923, 7139895, 11219835, 15707769, 26179615, 78538845]

約数ペア:

[(1, 78538845), (3, 26179615), (5, 15707769), (7, 11219835), (11, 7139895), (15, 5235923), (21, 3739945), (33, 2379965), (35, 2243967), (53, 1481865), (55, 1427979), (77, 1019985), (105, 747989), (159, 493955), (165, 475993), (231, 339995), (265, 296373), (371, 211695), (385, 203997), (583, 134715), (795, 98791), (1113, 70565), (1155, 67999), (1283, 61215), (1749, 44905), (1855, 42339), (2915, 26943), (3849, 20405), (4081, 19245), (5565, 14113), (6415, 12243), (8745, 8981)]