202117136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 447888000

約数和(自身を除く): 245770864

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 199, 208, 247, 257, 304, 398, 494, 514, 796, 988, 1028, 1592, 1976, 2056, 2587, 3184, 3341, 3781, 3952, 4112, 4883, 5174, 6682, 7562, 9766, 10348, 13364, 15124, 19532, 20696, 26728, 30248, 39064, 41392, 49153, 51143, 53456, 60496, 63479, 78128, 98306, 102286, 126958, 196612, 204572, 253916, 393224, 409144, 507832, 664859, 786448, 818288, 971717, 1015664, 1329718, 1943434, 2659436, 3886868, 5318872, 7773736, 10637744, 12632321, 15547472, 25264642, 50529284, 101058568, 202117136]

約数ペア:

[(1, 202117136), (2, 101058568), (4, 50529284), (8, 25264642), (13, 15547472), (16, 12632321), (19, 10637744), (26, 7773736), (38, 5318872), (52, 3886868), (76, 2659436), (104, 1943434), (152, 1329718), (199, 1015664), (208, 971717), (247, 818288), (257, 786448), (304, 664859), (398, 507832), (494, 409144), (514, 393224), (796, 253916), (988, 204572), (1028, 196612), (1592, 126958), (1976, 102286), (2056, 98306), (2587, 78128), (3184, 63479), (3341, 60496), (3781, 53456), (3952, 51143), (4112, 49153), (4883, 41392), (5174, 39064), (6682, 30248), (7562, 26728), (9766, 20696), (10348, 19532), (13364, 15124)]