388699080688

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1\times {\mathrm{20929}}^1$

素因数の和:21462

約数の個数: 80

約数和(自身を含む): 799358560000

約数和(自身を除く): 410659479312

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 199, 304, 307, 398, 614, 796, 1228, 1592, 2456, 3184, 3781, 4912, 5833, 7562, 11666, 15124, 20929, 23332, 30248, 41858, 46664, 60496, 61093, 83716, 93328, 122186, 167432, 244372, 334864, 397651, 488744, 795302, 977488, 1160767, 1590604, 2321534, 3181208, 4164871, 4643068, 6362416, 6425203, 8329742, 9286136, 12850406, 16659484, 18572272, 25700812, 33318968, 51401624, 66637936, 79132549, 102803248, 122078857, 158265098, 244157714, 316530196, 488315428, 633060392, 976630856, 1266120784, 1278615397, 1953261712, 2557230794, 5114461588, 10228923176, 20457846352, 24293692543, 48587385086, 97174770172, 194349540344, 388699080688]

約数ペア:

[(1, 388699080688), (2, 194349540344), (4, 97174770172), (8, 48587385086), (16, 24293692543), (19, 20457846352), (38, 10228923176), (76, 5114461588), (152, 2557230794), (199, 1953261712), (304, 1278615397), (307, 1266120784), (398, 976630856), (614, 633060392), (796, 488315428), (1228, 316530196), (1592, 244157714), (2456, 158265098), (3184, 122078857), (3781, 102803248), (4912, 79132549), (5833, 66637936), (7562, 51401624), (11666, 33318968), (15124, 25700812), (20929, 18572272), (23332, 16659484), (30248, 12850406), (41858, 9286136), (46664, 8329742), (60496, 6425203), (61093, 6362416), (83716, 4643068), (93328, 4164871), (122186, 3181208), (167432, 2321534), (244372, 1590604), (334864, 1160767), (397651, 977488), (488744, 795302)]