82970264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 178080000

約数和(自身を除く): 95109736

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 199, 211, 247, 398, 422, 494, 796, 844, 988, 1592, 1688, 1976, 2587, 2743, 3781, 4009, 5174, 5486, 7562, 8018, 10348, 10972, 15124, 16036, 20696, 21944, 30248, 32072, 41989, 49153, 52117, 83978, 98306, 104234, 167956, 196612, 208468, 335912, 393224, 416936, 545857, 797791, 1091714, 1595582, 2183428, 3191164, 4366856, 6382328, 10371283, 20742566, 41485132, 82970264]

約数ペア:

[(1, 82970264), (2, 41485132), (4, 20742566), (8, 10371283), (13, 6382328), (19, 4366856), (26, 3191164), (38, 2183428), (52, 1595582), (76, 1091714), (104, 797791), (152, 545857), (199, 416936), (211, 393224), (247, 335912), (398, 208468), (422, 196612), (494, 167956), (796, 104234), (844, 98306), (988, 83978), (1592, 52117), (1688, 49153), (1976, 41989), (2587, 32072), (2743, 30248), (3781, 21944), (4009, 20696), (5174, 16036), (5486, 15124), (7562, 10972), (8018, 10348)]