80507042

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 77086558

約数列:

[1, 2, 7, 11, 14, 22, 37, 71, 74, 77, 142, 154, 199, 259, 398, 407, 497, 518, 781, 814, 994, 1393, 1562, 2189, 2627, 2786, 2849, 4378, 5254, 5467, 5698, 7363, 10934, 14129, 14726, 15323, 18389, 28258, 28897, 30646, 36778, 51541, 57794, 80993, 98903, 103082, 155419, 161986, 197806, 202279, 310838, 404558, 522773, 566951, 1045546, 1087933, 1133902, 2175866, 3659411, 5750503, 7318822, 11501006, 40253521, 80507042]

約数ペア:

[(1, 80507042), (2, 40253521), (7, 11501006), (11, 7318822), (14, 5750503), (22, 3659411), (37, 2175866), (71, 1133902), (74, 1087933), (77, 1045546), (142, 566951), (154, 522773), (199, 404558), (259, 310838), (398, 202279), (407, 197806), (497, 161986), (518, 155419), (781, 103082), (814, 98903), (994, 80993), (1393, 57794), (1562, 51541), (2189, 36778), (2627, 30646), (2786, 28897), (2849, 28258), (4378, 18389), (5254, 15323), (5467, 14726), (5698, 14129), (7363, 10934)]